Shows
Public Health On Call924 - The Shocking Hazards of Louisiana's “Cancer Alley”About this episode: Since the 1980s, petrochemical production along an 85-mile stretch of the Mississippi River has designated the corridor as “Cancer Alley,” but recent research shows that the risks from air pollution in the region have been seriously underestimated. In this episode: Pete DeCarlo and Keeve Nachman of the Johns Hopkins University discuss their concerning findings about compounding chemical exposure on human health and explain what these conclusions mean for how the United States should regulate carcinogens. Guest: Pete DeCarlo, PhD, is an associate professor in Environmental Health and Engineering at the Johns Hopkins Whiting School of E...2025-07-2816 min
Public Health On Call923 - A Critical Moment in the Fight Against HIVAbout this episode: The United States stands at a pivotal juncture in eradicating HIV. Despite recent advancements, including the development of an effective new form of pre-exposure prophylaxis (PrEP), an uncertain future marked by cuts to Medicaid and research hurdles threatens to undo the country’s progress. In this episode: Jeremiah Johnson, Executive Director of PrEP4All, sheds light on the urgent need for equitable access to PrEP and what’s at stake if we fail to scale up initiatives to test, prevent, and treat HIV. Guest: Jeremiah Johnson is the Executive Director of PrEP4All—an organi...2025-07-2417 min
Public Health On Call922 - Book Club—Valley of Forgetting: Alzheimer's Families and the Search for a CureAbout this episode: In the 1980s, Colombian neurologist Francisco Lopera discovered a rare genetic mutation afflicting residents of a village outside Medellín that could hold the key to understanding and treating Alzheimer’s disease. In this episode: Author Jennie Erin Smith talks about her new book Valley of Forgetting: Alzheimer's Families and the Search for a Cure and how families in the Paisa region of Colombia have forever changed the study of neurodegenerative diseases. Guest: Jennie Erin Smith is an author and a regular contributor for The New York Times, whose work has also appeared in The...2025-07-2323 min
Public Health On Call921 - Is Bird Flu Gone for Good?About this episode: In early July, the CDC deactivated the United States’ H5N1 emergency response, citing lowered rates of infection among animals and humans. But fewer cases might not indicate an end to the years-long emergency. In this episode: Dr. Erin Sorrell of the Johns Hopkins Center for Health Security details the timeline of the virus, its impacts on American farmers, and how to prepare for the return of migratory birds later this year. Guest: Dr. Erin Sorrell, PhD, MSc, is an associate professor at the Johns Hopkins School of Public Health Department of Environmental Health and...2025-07-2115 min
Public Health On Call920 - Changes to the CDC's Vaccine Advisory CommitteeAbout this episode: The recent dismissal of all members of the CDC's Advisory Committee on Immunization Practices (ACIP) has stirred questions about vaccine safety and immunization protocols. In this episode: Dr. Grace Lee—a former ACIP chair—shares insights on the committee's crucial role in recommending vaccines uses, the importance of transparent decision-making, and dangers of abandoning strong processes. Guest: Dr. Grace Lee, MPH, is the Chief Quality Officer and the Christopher G. Dawes Endowed Director of Quality at Stanford Medicine Children’s Health and Lucile Packard Children’s Hospital Stanford, and Associate Dean for Maternal and Child He...2025-07-1714 min
Public Health On Call919 - The Texas Floods and the Future of ForecastingAbout this episode: The deadly Fourth of July floods in Kerr County, TX are raising urgent concerns about flash flooding risks and the future of storm response. In this episode: Hurricane specialist and storm surge expert Michael Lowry discusses what causes increasingly intense storms, details the significant strides made in forecasting, and outlines what’s at stake with potential cuts to NOAA. Guest: Michael Lowry is a hurricane specialist and storm surge expert for WPLG-TV in Miami, FL. He previously served as a senior scientist at the National Hurricane Center and as disaster planning chief at FEMA....2025-07-1618 min
Public Health On Call918 - Should AI Be Your Therapist?About this episode: Artificial intelligence is changing everything about how we work, live, and study—and, now, AI therapy chatbots are poised to transform mental health care. In this episode: Stanford researcher Nick Haber details recent data that suggests that therapeutic AI has a long way to go in addressing biases and recognizing safety-critical situations in order to provide adequate care. Guest: Nick Haber, PhD, is an assistant professor at the Stanford Graduate School of Education, and by courtesy, Computer Science, where he researches AI implementation for learning and therapeutic tools. Host: Stephanie Desmon, MA, is...2025-07-1415 min
Public Health On Call917 - Why Some Moms Are Hesitant To VaccinateAbout this episode: For mothers questioning whether or not to vaccinate their children, the decision can be complicated by an overwhelming and, at times, conflicting information environment. In this episode: Health communication researcher Melissa Carrion explores how an onslaught of messaging is informing how mothers decide to vaccinate their kids and how public health experts can better communicate on these key decisions. Guest: Melissa Carrion, PhD, is an assistant professor of Writing and Rhetoric at the University of Nevada, Las Vegas, where she researches rhetoric and health communication. Host: Lindsay Smith Rogers, MA, is the...2025-07-0921 min
Public Health On Call916 - Childhood AsthmaAbout this episode: Asthma can cause sometimes debilitating symptoms for children who have it, and some—particularly Black and Hispanic children—can experience higher rates of diagnoses, hospitalizations and emergency department visits. In this episode: pediatrician and immunology researcher Dr. Elizabeth Matsui talks about the known causes behind childhood asthma and how it impacts youths, and how factors like poor housing conditions and barriers to care and medication worsen conditions and undermine long-term lung development. Guest: Dr. Elizabeth Matsui is a pediatric allergist-immunologist and epidemiologist and a leading researcher on the connection between asthma and environmental conditions. H...2025-07-0714 min
Public Health On Call915 - America's Caregiver CrisisAbout this episode: Caregivers—both paid and unpaid—are the silent backbone of the nation’s workforce, providing crucial support to America’s young, aging, and disabled populations. But 24 states stand on the precipice of crisis with looming threats to caregiver stipends, salaries, and other resources. In this episode: what led to this tipping point, how proposed cuts to Medicaid could make it worse, and how to build a more supportive system for caregivers, patients, and loved ones. Guest: Stacey B. Lee, JD is a professor of Law and Ethics at Johns Hopkins University’s Carey Business School, wi...2025-07-0215 min
Public Health On Call914 - Reducing Food Waste to Take Climate ActionAbout this episode: American farms, restaurants, retailers, and households throw out nearly 30% of the food in our system, landfilling millions of tons of food each year and draining resources like land and energy. Households generate the most waste, with everyday cooks overbuying at grocery stores and throwing away a substantial portion of their purchases—but getting ahead of those scraps can make a big difference. In this episode: ReFED’s Dana Gunders covers the environmental costs of food waste and shares immediate action items to better manage it. Guest: Dana Gunders is a national food systems expert and...2025-07-0115 min
Public Health On Call913 - Uncovering America’s Decades-Long PFAS ContaminationAbout this episode: Since the 1950s, companies have been using PFAS—or “forever chemicals”—to manufacture everyday household items from waterproof mascara to shaving cream to Bandaids. Research and advocacy have not only linked these chemicals to certain cancers, liver disease, and fertility issues, but they have also posited that 97% of Americans have traces of PFAS in their blood. In this episode: guest host Tom Burke talks with writer Rachel Frazin about her new book outlining the dark history of PFAS in American manufacturing, the communities across the country demanding accountability and regulation, and the near future of regulation of drink...2025-06-3022 min
Public Health On Call912 - The Correlation Between Movement and Health As We AgeAbout this episode: Consumer wearables like Fitbits track a lot of our activity, from time spent standing to estimates of calorie expenditure. What if they could also alert us to possible health issues as we age? In this episode: How movement patterns change with aging, and how researchers are examining ways to measure those patterns to determine what’s normal and what may be associated with cognitive decline and other neurological issues. Guest: Jennifer Schrack is the director of the Johns Hopkins Center on Aging and Health. Host: Stephanie Desmon, MA, is a former journalist, autho...2025-06-2616 min
Public Health On Call911 - Book Club—We Are Eating The Earth: The Race to Fix Our Food SystemAbout this episode: Growing and producing our food comes at an extreme cost to the environment. In this episode: a conversation about climate and agriculture with journalist and author Michael Grunwald, whose blunt new book looks at how the food system is wiping out wetlands, forests, and other carbon reservoirs that protect us from global warming. Guest: Michael Grunwald is a journalist and author who covers public policy. He’s written for Politico Magazine, The Boston Globe, and Washington Post, and Time. His new book is We Are Eating The Earth: The Race to Fix Our Food Sy...2025-06-2518 min
Public Health On Call910 - Climate Change and Meteorology: 2025 UpdateAbout this episode: What might be in store for the 2025 hurricane season? Meteorologist Brian McNoldy returns to the podcast to talk about how things are shaping up, a look back at how last summer’s unprecedented mix of heat and moisture played out in an extremely active season, and a zoomed-out look at climate change trends as larger patterns beyond individual events and year-over-year comparisons. Guest: Brian McNoldy is a senior research associate at the Rosenstiel School of Marine Atmosphere and Earth Science at the University of Miami. Host: Li...2025-06-2312 min
Public Health On Call909 - From the Archives: Reflecting on Juneteenth with Janice BowieAbout this episode: Juneteenth was declared a federal holiday in 2021 but many people don’t know the history or how to recognize the day. In this episode: a look back at a 2022 conversation with Janice Bowie about how to celebrate, reflect, and recommit to social justice this Juneteenth. Guest: Janice Bowie is a Bloomberg Centennial Professor in Health, Behavior, and Society at the Johns Hopkins Bloomberg School of Public Health. Her research focuses on health equity and disparities. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Ho...2025-06-1810 min
Public Health On Call908 - A Sharp Decline in HomicidesAbout this episode: Homicides in the U.S., particularly those involving gun violence, peaked in 2022 following a rapid rise during the COVID pandemic. In the years that followed, there were notable decreases and 2025, so far, shows one of the most dramatic reductions in homicides in decades. In this episode: A look at some of the reasons behind the rise and fall of deaths, and why staying the policy course may be key to avoiding another spike. Guest: Daniel Webster is a Bloomberg Professor of American Health who has studied gun violence and prevention for more than thirty...2025-06-1714 min
Public Health On Call907 - Humanitarian Health in Gaza and BeyondAbout this episode: Humanitarian health systems provide relief like food, water, and medicine in crisis situations. They operate within a carefully organized framework built on core principles including impartiality and neutrality. In this episode: what's happening with humanitarian aid in Gaza and the importance of a new framework for global humanitarian efforts. Guest: Dr. Paul Spiegel is a physician, epidemiologist and the director of the Center for Humanitarian Health at the Johns Hopkins Bloomberg School of Public Health. Dr Spiegel has worked in humanitarian emergencies for the last 30 years. Host: Dr. Josh Sharfstein is vice dean...2025-06-1618 min
Public Health On Call906 - Here To Understand: How Braver Angels Is Orchestrating Tough Public Health ConversationsAbout this episode: In 2016, the nonprofit Braver Angels was founded to bring together diverse groups of people to try and figure out why productive communication has become so difficult. During the pandemic, the conversations got even harder. In this episode: How Braver Angels is bringing together questioners and supporters of public health to hear each other out with a goal of humanizing, understanding, and remembering that “everyone is worth listening to.” Guests: Dr. Leslie Lapato is a retired psychiatrist who has worked with Braver Angels since 2017 in a variety of roles including alliance chair, debate chair, debate whip...2025-06-1215 min
Public Health On Call905 - Tonsillectomy, Adenoidectomy, and Ear Tubes for ChildrenAbout this episode: A recent MAHA report from the Department of Health and Human Services stated that a trio of common procedures for children—tonsillectomy, adenoidectomy, and tympanostomy tube (ear tube) placement—“cause harm without offering benefits.” In this episode: a look at what these surgeries are, the advantages and risks, and what the report said—and didn’t say—about the value of these procedures when properly indicated. Guests: Dr. Emily Boss is the director of pediatric otolaryngology at Johns Hopkins. Host: Dr. Josh Sharfstein is vice dean for public health practice and community en...2025-06-1113 min
Public Health On Call904 - Tariffs on PharmaceuticalsAbout this episode: Would it be a good idea to have tariffs on pharmaceuticals? In this episode: a conversation about the rationales for tariffs as well as potential downsides—like higher drug prices—and what could really help with supply and pricing issues. Guest: Dr. Mariana Socal studies the pharmaceutical market and is an associate professor in Health Policy and Management at the Johns Hopkins Bloomberg School of Public Health. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty memb...2025-06-0914 min
Public Health On Call903 - Violence Against Health Care in Conflict: 2024 ReportAbout this episode: A new report from the Safeguarding Health in Conflict Coalition documents incidents of violence against health care facilities and workers in conflict zones around the world. In this episode: why it’s important to track these trends, how incidents are reported and investigated, and a look at the 2024 report with examples from various conflict zones around the world including Sudan, Ukraine, and Gaza. Note: These podcasts are a conversation between the participants, and do not represent the position of Johns Hopkins University. Guests: Joe Amon is the director of the Johns Hopkins Center for Pu...2025-06-0518 min
Public Health On Call902 - Gun Violence Awareness Month: Safe Storage Saves LivesAbout this episode: June is Gun Violence Awareness Month with a focus on safe storage, a key factor in preventing gun-related injuries and deaths. In this episode: a look at how safe storage saves lives, evidence-based tools and tips for lawmakers, gun owners, parents, pediatricians, and more; and how to normalize conversations about safe storage in everyday life. Guests: Dr. Katherine Hoops, is a pediatrician and the director of Clinical Practice at the Johns Hopkins Center for Gun Violence Solutions. Cass Crifasi is the co-executive director at the Johns Hopkins Center for Gun Violence Solutions.2025-06-0415 min
Public Health On Call900 - How To Be A Better Tourist With Cameron HewittAbout this episode: Travel can open our eyes to the world and make us better global citizens. But there’s no denying the environmental impacts of travel. Plus, with climate change happening everywhere, it’s becoming more difficult for tourists to predictably see and do some things without factoring in extreme weather. In this episode: how travelers can be more mindful and a look at how a travel company is thinking about the industry’s carbon footprint. Guest: Cameron Hewitt is a travel writer and photographer, and for the last 25 years he’s been a co-writer for Rick Ste...2025-06-0218 min
Public Health On Call899 - Pediatric COVID VaccinesAbout this episode: The approval of pediatric COVID vaccines during the height of the pandemic brought reassurance to many parents and pediatricians who were caring for children with severe infections and, sometimes, Multi-system Inflammatory Syndrome in Children (MISC)—a rare but extremely dangerous condition that could impact even the healthiest kids after a COVID infection. But what’s the picture of pediatric COVID vaccination now? In this episode: a discussion about the risks and benefits of pediatric COVID vaccination in 2025. Guest: Dr. Erica Prochaska is a pediatric infectious disease physician at Johns Hopkins School of Medicine. Host...2025-05-2313 min
Public Health On Call898 - The Measles Response in Lubbock, TexasAbout this episode: A look inside the ongoing public health response to measles outbreaks in Lubbock, a city in West Texas. Guest: Katherine Wells is the director of Lubbock Public Health in West Texas. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Lubbock’s public health director fights to stop measles and build public trust—The Texas Tribun...2025-05-2216 min
Public Health On Call897 - Interview With A Graduate: A Doctor of Health Policy Looks At AI and Health InsuranceAbout this episode: It’s graduation time at the Bloomberg School! Doctoral candidate Jeff Marr joins the podcast to talk about how an economics major and an early internship at a health care system led to an interest in examining how health care markets and public policy work. Soon-to-be Dr. Marr discusses his dissertation looking at how predictive algorithms lead to decisions about care coverage. Guest: Jeffrey Marr is a healthcare economist and doctoral candidate at the Johns Hopkins Bloomberg School of Public Health. In July 2025, he will join Brown University as an Assistant Professor of Health Se...2025-05-2113 min
Public Health On Call896 - World No Tobacco Day: Unmasking the Appeal of New ProductsAbout this episode: While cigarette use has radically declined in the U.S., many still die from smoking here and around the world. World No Tobacco Day—celebrated annually on May 31 since the 1980s—has helped expose tobacco industry tactics and highlight progress in global tobacco control. This year, a look at how manufacturers are increasing efforts to hook younger users on new products like e-cigs with fun packaging, new flavors, fashionable designs, and gimmicks including video games and social media integration. Guests: Kevin Welding is an economist studying corporate influence on public health at the Institute for...2025-05-1916 min
Public Health On Call895 - The Executive Order on Prescription Drug PricingAbout this episode: This week, President Trump signed an Executive Order aimed at lowering prescription drug costs. In this episode: a look at why the U.S. spends three to four times more for drugs than many peer countries, its current approach to drug pricing policy, the directives laid out in the Executive Order, and how other countries negotiate their prices. Note: These podcasts are a conversation between the participants, and do not represent the position of Johns Hopkins University. Guest: Dr. Gerard Anderson is an expert in health policy and a professor in Health Policy and M...2025-05-1616 min
Public Health On Call894 - Is There an Autism Epidemic?About this episode: Diagnoses of autism are on the rise, but is this the result of more children being affected by the condition, or is more of a consequence of broader criteria and more screening? In this episode: a look at a new study about the number of children diagnosed with autism and what this research shows—and doesn’t show. Guest: Dr. Christine Ladd-Acosta is an autism researcher and vice-director of the Wendy Klag Center for Autism and Developmental Disabilities. She is the lead Maryland investigator on a national study about the rate of autism. Host...2025-05-1512 min
Public Health On Call893 - “On Going Backwards”: A New HIV/AIDS Epidemic?About this episode: In 2003, George W. Bush’s President’s Emergency Plan for AIDS Relief (PEPFAR) was the largest commitment to a single disease in U.S. history. Renewed under every subsequent presidency since, PEPFAR has saved more than 25 million lives and prevented some 5 million perinatal infections globally. But now, policy changes that effectively end PEPFAR have the potential to completely reverse course and the world could see HIV/AIDS infections on par with a time even before effective antivirals existed. In this episode: Dr. Chris Beyrer talks about his recent Lancet essay, “On Going Backwards,” why any retreat now will...2025-05-1418 min
Public Health On Call892 - Health Policy in Trump’s First 100 DaysAbout this episode: A look back at health policy in the first 100 days of Trump’s second presidential administration including global health, vaccines, and the Department of Health and Human Services restructuring—plus a few things to keep an eye on for the future. Note: These podcasts are a conversation between the participants and do not represent the position of Johns Hopkins University. Guest: Dr. Josh Sharfstein served in a number of political roles in his career including as the Secretary of the Maryland Department of Health, the Principal Deputy Commissioner of the U.S. Food and Drug...2025-05-1216 min
Public Health On Call891 - B’More For Healthy Babies: A Look Back at 15 Years of Infant Mortality Reduction in BaltimoreAbout this episode: In the early 2000s, babies in Baltimore were dying at an alarming rate. In this episode: a look at Baltimore’s enormously successful health program to reduce infant mortality and close unacceptable disparities in infant death and how it has developed into a program that offers support and resources for individuals and families across the lifespan. Guests: Dr. Josh Sharfstein is the vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health and a former Baltimore City Health Commissioner. Rebecca Dineen is the assistant comm...2025-05-0725 min
Public Health On Call890 - What's Happening to the National Institute for Occupational Safety and Health (NIOSH)?About this episode: The National Institute for Occupational Safety and Health (NIOSH) is an agency within the Department of Health and Human Services with a mission to protect the nation’s workforce from occupational hazards and illnesses. Their work includes setting policy and best practices around safety standards for things like exposure to toxic chemicals, firearms in the workplace, and even protecting workers’ data. NIOSH is among the many Centers that suffered personnel and funding cuts under HHS’s recent restructuring. In this episode: a look at NIOSH’s work and how the cuts may impact worker safety—particularly at a time...2025-05-0515 min
Public Health On Call889 - Zyn Nicotine PouchesAbout this episode: Zyn nicotine pouches are suddenly everywhere. What are they and how can they impact health? In this episode: A look at the popular products, what they are and how they work, how they’re marketed, and what we know—and don’t yet know—about their long-term health impacts or whether they could be a tool to help people quit tobacco products. Guest: Meghan Moran is an associate professor in the Department of Health, Behavior and Society at the Johns Hopkins Bloomberg School of Public Health, and a researcher who studies how communications from advertis...2025-04-3018 min
Public Health On Call888 - A Conversation With Alabama’s State Health OfficerAbout this episode: Dr. Scott Harris has worked as a leader in Alabama’s public health department for eight years and recently became that national president of the Association of State and Territorial Health Officials. In this episode: A conversation with Dr. Harris about lessons learned from the pandemic and how the current moment is presenting new challenges with measles outbreaks and plenty of unknowns. He also talks about keeping his staff motivated and on task to meet their bottom line: protecting the health and safety of Alabamians. Guest: Dr. Scott Harris is th...2025-04-2916 min
Public Health On Call887 - It’s Tick Season!About this episode: May is Lyme and Tickborne Diseases Awareness Month. In this episode: Dr. Nicole Baumgarth talks all things ticks including how climate change is increasing their territory, the diseases they spread such as Lyme and Heartland virus, disease prevention, and the latest on vaccines and treatments. Guest: Dr. Nicole Baumgarth is the director of the Johns Hopkins Lyme and Tickborne Diseases Research and Education Institute. Host: Stephanie Desmon, MA, is a former journalist, author, and the director of public relations and communications for the Johns Hopkins Center for Communication Programs, the largest center...2025-04-2816 min
Public Health On Call886 - An Accord For A Global Pandemic TreatyAbout this episode: Since 2021, countries have been drafting a treaty to help the world better prevent and respond to pandemics. On April 16, the WHO announced an agreement for the world's first pandemic treaty. In this episode: a look at what it took to get here, what provisions were included and excluded, and what it means that the U.S. was not at the table for negotiations and will not be a signer. Guest: Alexandra Phelan is an expert in global health law and an associate professor and senior scholar at the Johns Hopkins Center for Health Security.2025-04-2413 min
Public Health On Call885 - World Malaria Day: Advocacy on Capitol Hill—Funding, Research, and Global ImpactAbout this episode: World Malaria Day is April 25. In this episode: guest host Thomas Locke takes us to Capitol Hill where we meet malaria champions, scientists, and leaders who gather in Washington, DC, as part of the ‘United to Beat Malaria’ campaign urging Congress to continue supporting global malaria efforts. Show links and related content: The Malaria Minute Podcast—The Johns Hopkins Malaria Research Institute United to Beat Malaria Transcript information: Looking for episode transcripts? Open our podcast on the Apple Podcasts app (desktop or mobile) or the Spotify mobile app to access an auto...2025-04-2316 min
Public Health On CallBONUS - The Case For Planetary Health—Can We Change?About this episode: In honor of Earth Day, we bring you a special episode of Public Health On Call: an essay read by Sam Myers, director of the Johns Hopkins Institute for Planetary Health. In his essay, he explores the incredible human evolution and technological innovation that has brought us to a moment in time where our own ascendance is threatening our future well-being on this planet. It’s time to face a crucial question: Can we change? Guest: Sam Myers is the founding director of the Planetary Health Alliance and the faculty director at the brand ne...2025-04-2208 min
Public Health On Call884 - Why Biosafety Standards Vary Around The WorldAbout this episode: News about HKU5, a new bat coronavirus with the ability to spread to humans, was met with concerns in the scientific community—mostly because of how the research was done. In this episode: Johns Hopkins virologist Andy Pekosz talks about the different levels of biosecurity in laboratories where scientists study some of the world’s most dangerous viruses, how these standards vary worldwide, and what that could mean for studying future viruses with pandemic potential. Guest: Dr. Andy Pekosz is a virologist at the Johns Hopkins Bloomberg School of Public Health with appointments in Mole...2025-04-2115 min
Public Health On Call883 - How An Advocate is Thinking About Family PlanningAbout this episode: Innocent Grant is a family planning advocate from Tanzania. In this episode: How Grant’s experiences approaching mis- and disinformation about sexual and reproductive health at home are now helping him to frame this work as the U.S. threatens to cut a portion of its global funding of family planning. He also discusses the threats to major progress in outcomes like maternal mortality and the economic empowerment of young families—and how advocates can find common ground rooted in evidence. Guest: Innocent Grant is a family planning advocate and an MSPH student at the...2025-04-1616 min
Public Health On Call882 - Personnel Cuts at the CDCAbout this episode: In the early months of the new administration, several thousand CDC employees were dismissed, were asked to leave, or resigned. In this episode: what we know about these personnel losses, a look at some critical programs that may no longer exist, and concerns about what this means for America’s health. Guest: Dr. David Fleming served as Deputy Director for Science and Public Health at the Centers for Disease Control and Prevention from 2000-2003 and has had a long career in global and public health strategies. Host: Lindsay Smith Rogers, MA, is th...2025-04-1414 min
Public Health On Call881 - The Building H Index: Ranking Consumer Products By Their Impacts On Our HealthAbout this episode: Consumer products from auto makers to housing developers to streaming and food delivery services all have impacts on our health. In this episode: A look at the Building H Index, which calculates a health score for these products and services and makes recommendations to companies about how to make their products healthier. Note: Building H is a program of the nonprofit Public Health Institute and the Index does not receive any funds from the companies that are rated. Guest: Steve Downs is a cofounder of the Building H Index. Host: Dr. Josh...2025-04-0916 min
Public Health On Call880 - “The FDA As We’ve Known It Is Finished”About this episode: Last week, the Department of Health and Human Services abruptly fired around 10,000 employees, 3,500 of which were within the FDA alone—an organization of around 18,000 total employees as of January 2025. In this episode: A look at the work of the FDA and how it may be hampered by such significant cuts, and how patients may be among those most impacted. Guest: Dr. Robert Califf served as the FDA Commissioner under Presidents Barack Obama and Joe Biden. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Ho...2025-04-0823 min
Public Health On Call879 - The Impacts of Terminating COVID-era Funding for StatesAbout this episode: The Department of Health and Human Services’s abrupt termination of $11 billion in health funding to states has interrupted projects across the country. In this episode, a look at one state—Connecticut—where the state with federal approval had been using the funding to upgrade aging technology and respond to urgent threats like measles. Note: This conversation was recorded prior to a federal judge’s issuing of a temporary restraining order blocking the cuts—for now. Guest: Dr. Manisha Juthani is the Commissioner of the Connecticut Department of Public Health. Host: Dr. Josh Sharfst...2025-04-0713 min
Public Health On Call878 - Opioid Use Disorder Treatment in the ERAbout this episode: People come to the emergency department seeking all kinds of urgent care. What if they could also get treatment for opioid addiction? In this episode: a look at how one rural hospital started prescribing buprenorphine to ER patients, and how scaling up treatment while reducing stigma at hospitals across the US is now helping thousands of patients every year. Guest: Arianna Campbell is an emergency department and addiction medicine PA at Marshall Medical Center in Placerville, California. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at...2025-04-0316 min
Public Health On Call877 - Gavi, the Vaccine AllianceAbout this episode: For 25 years, Gavi, the Vaccine Alliance has been a global effort to purchase and distribute lifesaving vaccines to the poorest of countries and help them build up their health systems. Now, it’s the latest chop in a blitz of proposed federal funding cuts to global health. In this episode: an overview of Gavi’s innovative model that buys vaccines for 50% of the world’s children and has prevented around 19 million deaths, and the catastrophic potential if the U.S. withdraws its financial support. Guest: Dr. Seth Berkley is the former CEO of Gavi, the Va...2025-04-0217 min
Public Health On Call876 - Preventing Mpox Transmission in the Democratic Republic of the CongoAbout this episode: Amidst an ongoing outbreak of a deadly clade of mpox in the Democratic Republic of the Congo, the Johns Hopkins Center for Communication Programs has been part of the response team. Working with local partners, CCP has developed community outreach and strategic communications campaigns to help protect people, reduce transmission, and get the outbreak under control. When USAID funding was abruptly canceled, the program was granted a waiver to continue work. But now, as the waiver faces expiration, the program’s future is uncertain which could put the DRC, Africa, and even the world at risk of...2025-03-3116 min
Public Health On Call874 - The Potential Impacts of Cuts To MedicaidAbout this episode: Medicaid helps make health care accessible to millions of adults and children in the U.S. In this episode: a look at the potential impacts of federal budget cuts on states, hospitals, physicians, and the beneficiaries themselves. Guests: Dr. Gerard Anderson is an expert in health policy and a professor in Health Policy and Management and International Health at the Johns Hopkins Bloomberg School of Public Health. Dr. Jennifer Wolff is an expert in policy relating to the care of persons with complex health needs and disabilities, the Eugene and M...2025-03-2619 min
Public Health On Call873 - Drowning As A Public Health IssueAbout this episode: According to the WHO, there are an estimated 300,000 drowning deaths worldwide each year and a quarter of them are children under 5. But because the risk factors are so diverse—from backyard swimming pools to monsoons to the fishing industry—preventing drowning deaths requires viewing the problem through a public health lens and investing in a multitude of approaches, many of which turn out to be beneficial to communities beyond basic water safety. Guest: Caroline Lukaszyk is a technical officer for injury prevention at the World Health Organization. Host: Stephanie Desmon, MA, is a fo...2025-03-2415 min
Public Health On Call872 - Ketamine and EsketamineAbout this episode: Ketamine is in the news again. In this episode: a conversation about the differences between ketamine and esketamine—an FDA-approved medicine for treatment-resistant depression—why we’re hearing so much about ketamine right now, and the importance of administering esketamine in a clinical setting as part of a broader comprehensive mental health strategy. Guest: Dr. Paul Kim is a psychiatrist and director of the Johns Hopkins Treatment Resistant Esketamine Antidepressant Targeted (TREAT) Depression Clinic. Dr. Paul Nestadt is a psychiatrist and co-director of the Johns Hopkins Treatment Resistant Esketamine Antidepressant Targeted (TREAT) Depres...2025-03-2017 min
Public Health On Call871 - A Potentially “Game-Changing” Approach to Preventing Ovarian CancerAbout this episode: For some people with a high risk of ovarian cancer, a standard approach has been full removal of the reproductive organs. But new research points to a far less invasive procedure called a salpingectomy, or removal of the fallopian tubes, as a potential “game changer” in ovarian cancer. In this episode: understanding high grade serous carcinoma—the most common type of ovarian cancer—the lack of screening tools, and why fallopian tube removal isn’t yet available to more people. Guest: Dr. Rebecca Stone is an OBGYN, a professor in the Johns Hopkins Medicine Department...2025-03-1919 min
Public Health On Call870 - The Origins, Impacts, and Challenges of MisinformationAbout this episode: A new report on misinformation and disinformation from the National Academies of Science, Engineering, and Medicine is helping to define what misinformation is and how it starts and how to combat it. In this episode: a conversation about the findings, and how to get away from misinformation as a name-calling contest. Guest: Vish Viswanath is the Lee Kum Kee Professor of Health Communication at the Harvard TH Chan School of Public Health and chaired the blue ribbon panel examining misinformation about science. Host: Dr. Josh Sharfstein is vice dean for public health pra...2025-03-1716 min
Public Health On Call869 - The Evidence on Vaccines and AutismAbout this episode: Questions about vaccines and autism have been around for a while despite multiple scientific studies that do not show a connection. In this episode: where the concerns started, the science behind why experts have concluded there is no link, and why these questions still persist. Guest: Dan Salmon is the director of the Johns Hopkins Institute For Vaccine Safety. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former...2025-03-1420 min
Public Health On Call868 - COVID-19 Convalescent Plasma: From Emergency to EverydayAbout this episode: In the early days of the COVID-19 pandemic when there were no vaccines or treatments, convalescent plasma—antibody-containing blood from people who recovered from COVID—saved countless lives through Emergency Use Authorization. In this episode: special guest host Thomas Locke of MMI Monthly: From Bench To Breakthrough discusses the evolution of CCP therapy, from emergency use during the pandemic to now, nearly five years later, crossing the finish line with recent FDA approval as a potential treatment for immunocompromised patients. Guest: David Sullivan is a professor in Molecular Microbiology and Immunology and a researcher at t...2025-03-1312 min
Public Health On Call867 - Everything Is Tuberculosis: A Conversation With John GreenAbout this episode: John Green is a New York Times bestselling author and YouTuber known for writing books like The Fault In Our Stars. His latest book is about tuberculosis. In this episode: A conversation with John Green about why he chose to write about TB, the current state of public health and its challenges, and how the disease and its prevalance reflects so much back on us in terms of who we are as a society. Guest: John Green is the award-winning, #1 bestselling author of books including Looking for Alaska, The Fault in Our Stars, Turtles...2025-03-1214 min
Public Health On Call866 - Vaccines 101: Understanding the Vaccines on the Childhood Vaccination ScheduleAbout this episode: In another episode in our series on vaccines: the different types of vaccines and how they work, and the logic and timing of the childhood vaccination schedule. Also: A conversation about measles vaccinations for children younger than 1 year. Guest: Dr. Bill Moss is the executive director of the International Vaccine Access Center at the Johns Hopkins Bloomberg School of Public Health. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and the director of content strategy for the Johns Hopkins Bloomberg...2025-03-1120 min
Public Health On Call865 - Deep-Sea MiningAbout this episode: At the bottom of the world’s oceans lie valuable deposits of cobalt, manganese, and other minerals. In today’s episode: a deep dive on deep-sea mining, the environmental impacts, and how the world might approach regulating mining in areas that technically belong to everyone. Guests: Andrew Thaler is a deep-sea ecologist, conservation technologist, and an ocean educator. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and the director of content strategy for the Johns Hopkins Bloomberg School of Public Heal...2025-03-1022 min
Public Health On Call864 - The Measles Outbreak in Texas and BeyondAbout this episode: A measles outbreak that started in west Texas has sickened more than 150 people and killed a child. In today’s episode: the scope of the outbreak and how it’s spreading, the challenges of trying to control it, and claims about treatments including vitamin A, steroids, and antibiotics. Guest: Dr. Bill Moss is the executive director of the International Vaccine Access Center at the Johns Hopkins Bloomberg School of Public Health. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and the...2025-03-0715 min
Public Health On Call863 - The NIH-Funded Autism Study Hoping to Pinpoint Gene-Environmental InterplayAbout this episode: A large-scale, multi-country autism study involving more than 175,000 individuals is hoping to find interplay between genes and the environment that may influence autism diagnosis and symptoms. But proposed NIH funding cuts could imperil the study’s future. In this episode: A look at an NIH-funded study that hopes to improve the quality of life for people with autism and their caregivers, and find better tools for diagnosis and treatment. Guests: Christina Ladd-Acosta is the vice director at the Wendy Klag Center for Autism and Developmental Disabilities, and associate director for epigenomic analysis at the Envir...2025-03-0615 min
Public Health On Call862 - The Misinformation Around Seed OilsAbout this episode: Research shows that seed oils, like sunflower and sesame, can contribute to better health. So why are wellness influencers talking about a group called “the hateful eight,” which include non-seed oils like soybean and canola? In this episode: a breakdown of what seed oils are (and aren’t), misconceptions around inflammation and omega 6’s, and how processed foods play into the conversation. Note: This episode mentions Robert F. Kennedy, Jr. and was recorded prior to his confirmation as Secretary of HHS. Guests: Christopher Gardner is the director of nutrition studies at the Stanford Prevention Research...2025-03-0516 min
Public Health On Call861 - Ending Neglect of Tropical DiseasesAbout this episode: Neglected diseases like mycetoma, Chagas disease, and leishmaniasis impact more than a billion people worldwide every year and kill hundreds of thousands. In this episode: Why these illnesses don’t get widespread attention or the resources needed for prevention, diagnosis and treatment, and how in a shifting global funding landscape, cross-sector collaboration is key to alleviating suffering. Guests: Delali Attipoe is the North America director of the Drugs for Neglected Disease initiative (DNDi). Host: Stephanie Desmon, MA, is a former journalist, author, and the director of public relations and communications for the Jo...2025-03-0415 min
Public Health On Call860 - Why Gender and Gender Identity Matter for HealthAbout this episode: In today’s episode: defining sex, gender, and gender identity, and why the concepts of gender and gender identity help with the understanding of and response to health challenges. Guests: Sari Reisner is an epidemiologist at the University of Michigan. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and former secretary of Maryland’s Health Department. Show links and related content: Trump says there are ‘two sexes.’ Experts...2025-03-0314 min
Public Health On Call859 - What Foreign Aid Means For National SecurityAbout this episode: The abrupt halt of USAID funded programs around the world has caused confusion and chaos, and the consequences are likely to have a long tail. In today’s episode: Joe Amon, an expert in global aid and human rights, discusses some of the direct and indirect impacts of disengaging from this work. Guests: Joe Amon is the director of the Johns Hopkins Center for Public Health and Human Rights. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a...2025-02-2811 min
Public Health On Call858 - A Safer Gun Buying ProcessAbout this episode: Firearm purchaser licensing laws that have provisions such as enhanced background checks and in-person applications curb homicides and suicides, they’re bipartisan, and a majority of Americans—including gun owners—support them. In today’s episode: A look at a new report with recommendations for building a safer gun-buying process and why now is the time to implement these solutions. Guests: Josh Horwitz is co-director of the Johns Hopkins Center For Gun Violence Solutions. Silvia Villarreal is the director of research translation at the Johns Hopkins Center For Gun Violence Solutions. Host: 2025-02-2616 min
Public Health On Call853 - The Hazy World of Cannabis PolicyAbout this episode: Although cannabis is legal in nearly half of all U.S. states, policy is complicated. There's federal law, which prohibits the sale of THC-containing cannabis but not hemp. There's state law, which is an even more complex patchwork. In this episode: A new report looks at how this hazy landscape is impacting public health policy and equity. Guests: Dr. Yasmin Hurd is a neuroscientist and the director of the Addiction Institute at the Icahn School of Medicine at Mount Sinai in New York. Douglas Berman is a legal expert and the director...2025-02-2621 min
Public Health On Call857 - The Concepts Behind The Language of EquityAbout this episode: In today’s episode: A discussion with Dr. Lisa Cooper, the director of the Johns Hopkins Center for Health Equity, about opposition to the terms "diversity," "equity," and "inclusion." Guests: Dr. Lisa Cooper is a public health physician, a Bloomberg Distinguished Professor at Johns Hopkins and a winner of a MacArthur genius grant for her work to understand and reduce health disparities. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a ped...2025-02-2516 min
Public Health On Call856 - The Unequal Impacts of Abortion BansAbout this episode: Since the overturning of Roe v. Wade, some states have imposed severe restrictions on access to abortion. In this episode: New research on what's happened to infant death and birth rates in these states. Guests: Suzanne Bell is a Johns Hopkins demographer the department of Population, Family and Reproductive Health. Alison Gemmill is a Johns Hopkins demographer and perinatal epidemiologist in the department of Population, Family and Reproductive Health. Host: Lindsay Smith Rogers, MA, is the producer of the Public Health On Call podcast, an editor for Expert Insights, and...2025-02-2416 min
Public Health On Call855 - Can The CDC Communicate More Transparently With The Public?About this episode: During the pandemic, CDC recommendations about masking and other issues were the source of controversy. Some have asked whether the agency can better communicate the basis of its recommendations — and even seek public input along the way—to increase public understanding and acceptance. In today’s episode, Johns Hopkins cardiologist Dr. Joseph Marine and Dr. Peter Lurie of the Center for Science in the Public Interest join the podcast to discuss how the CDC can communicate more transparently to build more public trust. Guests: Dr. Joseph Marine is a cardiologist and a professor of medicin...2025-02-2118 min
Public Health On Call854 - The Worst Flu Season In A DecadeAbout this episode: There’s a lot of flu out there right now, but just how bad is it and by what measures is it “bad”? In today’s episode: How this year’s flu season stacks up against years past, some factors that could be driving such high rates and severe disease, and how bird flu is further complicating things. Also: It’s not too late to get a flu shot! Guests: Dr. Erica Prochaska is a pediatric infectious disease physician at Johns Hopkins School of Medicine. Host: Stephanie Desmon, MA, is a former journalist...2025-02-2019 min
Public Health On Call852 - The FDA’s Proposed Food Labeling ChangesAbout this episode: The FDA is responsible for labeling on food packaging, such as the ubiquitous black and white nutrition label. But consumers could soon see new labels on foods offering more information about nutrition in key areas like sodium, sugar, and saturated fat. In today’s episode: the FDA’s proposed changes for food labeling and new standards for using the term “healthy” in everything from product names to descriptions and marketing. Guest: Dr. Peter Lurie is the president and executive director of the Center for Science in the Public Interest, and a former...2025-02-1716 min
Public Health On Call851 - Policing With a Public Health Lens in South DakotaAbout this episode: Traditional police work has struggled to meet the needs of cities like Rapid City, South Dakota. Often, police are called to address situations that are related to mental health crises, homelessness, and substance use. In this episode: Rapid City’s Chief of Police, Don Hedrick talks about what it means to police with public health in mind, the success of partnerships and outreach, and how a nontraditional approach helped Rapid City address an influx of violent crime. Guest: Don Hedrick is the Chief of Police of Rapid City, South Dakota an...2025-02-1418 min
Public Health On Call850 - The History of Birthright Citizenship in the U.S.About this episode: In 1868, the 14th Amendment established birthright citizenship in the United States. In this episode: a look at the court cases, historical events, and people that shaped one of the Constitution’s human rights provisions. Guest: Martha Jones is a writer, historian and legal scholar, and a professor of history at the SNF Agora Institute. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty member in health policy, a pediatrician, and fo...2025-02-1215 min
Public Health On Call849 - Marion Nestle and Food PoliticsAbout this episode: Research has linked America’s food system with a host of health problems including obesity and heart disease. Advocate Marion Nestle, a food lover and food advocate, wants to change that. In this episode: how she got interested in the food system, the link between food marketing and diet, her excitement around GLP-1 drugs, and what she’ll be watching if RFK Jr. is confirmed as the head of HHS. Guest: Marion Nestle is a molecular biologist and public health nutritionist known for her advocacy around a better food system for b...2025-02-1016 min
Public Health On Call848 - Vaccines 101: The Vaccines For Children ProgramAbout this episode: Today, in another episode in a series of podcasts exploring vaccine basics from the molecular level to global policy and everything in between: The Vaccines For Children Program is a CDC program that provides recommended vaccines without charge to about half of the nation’s children. In this episode: the program’s origins in a terrifying measles outbreak, how the program works, and what the evidence shows about its success. Guest: Claire Hannan is the executive director of the Association of Immunization Managers, a nonprofit organization that helps state public heal...2025-02-0716 min
Public Health On Call847 - Vaccines 101: The Vaccine Injury Compensation ProgramAbout this episode: Today, in another episode in a series of podcasts exploring vaccine basics from the molecular level to global policy and everything in between: how compensation for most vaccine-related injuries works in the U.S. Serious vaccine injuries are rare, but when they do happen, people can bring their claims to a special court. In today’s episode, Judge Gary Golkiewicz, a “special master” of the United States Court of Federal Claims, talks about how the program works, how often it’s utilized, and what’s needed to help the program improve. Guest: Gar...2025-02-0623 min
Public Health On Call846 - Vaccines 101: Vaccine Safety ScienceAbout this episode: Today, in the next episode in a series of podcasts exploring vaccine basics: the science of vaccine safety. In this episode, a look at what’s unique about vaccine safety compared to the safety of other medical products, and how experts tell the difference between an adverse effect that is "causal" and one that is "coincidental." Guest: Dan Salmon is the director of the Johns Hopkins Institute For Vaccine Safety. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Jo...2025-02-0516 min
Public Health On Call845 - Tuberculosis in the U.S.About this episode: A tuberculosis outbreak in Kansas City is one of the largest in recent history. Risk to the general public remains low, but the outbreak itself could be a signal of a seriously strained public health system. In today’s episode: an overview of tuberculosis including how it spreads and who is most at risk, and what the Kansas City outbreak means for public health. Also: How the U.S.’s departure from the WHO could impact the fight against the world’s leading infectious disease killer. Guest: Dr. David Dowdy is an...2025-02-0418 min
Public Health On Call844 - The Changing CDC WebsiteAbout this episode: On Friday, January 31, a number of important datasets and pages housed on the Centers for Disease Control and Prevention website became inaccessible. In this episode: Dr. Nirav Shah, a member of the advisory committee to the director of the CDC and co-chair of the advisory committee’s data and surveillance workgroup talks about the critical work of the CDC and the value of its data sets, and the questions being asked about what’s going on. Note: Dr. Josh Sharfstein, producer and regular podcast host, is also a member of the advisory committee and a co...2025-02-0320 min
Public Health On Call843 - The Native Biodata Consortium: Data Sovereignty For GoodAbout this episode: Since the mapping of the human genome in 2003, scientists have sought data from Indigenous and isolated populations. But often that research doesn’t translate into better health care for the groups whose biological specimens informed it. In this episode: all about the Native Biodata Consortium, a research organization that collects, stores, and shares data from indigenous environments and communities. Guest: Joseph Yracheta, Pūrepecha, is a biomedical researcher and the executive director of the Native Biodata Consortium. Host: Dr. Josh Sharfstein is vice dean for public hea...2025-01-3014 min
Public Health On Call842 - Polio and the Polio VaccineAbout this episode: Thanks to vaccines, most people under a certain age have no memory of the devastation and terror caused by the poliovirus. Although widely eliminated, polio still poses a threat in certain countries around the world. Waning vaccination rates in pockets of the U.S. mean some communities are at risk of a resurgence. In this episode: a look back at polio before vaccines, and how technology has evolved—including a discussion about a previous version of the vaccine that did, in rare instances, actually cause paralytic polio. Guest: Dr. Bill Mo...2025-01-2924 min
Public Health On Call841 - The U.S. & The World Health OrganizationAbout this episode: President Trump’s executive order to withdraw the U.S. from the WHO could have lasting implications on the health and wellbeing of the world, and on the American people. In today’s episode, the essential roles that the WHO plays both for the U.S. and around the globe, America’s imperfect relationship with the institution, and the potential consequences of a U.S. exit. Guest: Dr. Judd Walson is an infectious disease physician and epidemiologist, and the chair of the department of International Health at the Johns Hopkins Bloomb...2025-01-2818 min
Public Health On Call840 - Vaccines 101: The Basics of Vaccines and VaccinationAbout this episode: The first of a series of podcasts about vaccine basics from the molecular level to global policy and everything in between. What actually are vaccines and how do they work? In this episode: back to basics on vaccines and immunology with Dr. Arturo Casadevall and Dr. Josh Sharfstein, including a discussion on why we still don’t have a vaccine for HIV. Guest: Arturo Casadevall is chair of the department of Microbiology and Immunology at the Johns Hopkins Bloomberg School of Public Health and an infectious disease physician with more th...2025-01-2716 min
Public Health On Call839 - The First Week's Executive OrdersAbout this episode: In the first few days of President Trump’s second term he signed a blitz of executive actions. In today’s episode: a look at some of the actions and memos that take aim at key public health policies including the communications pause for health and science agencies, a pause on NIH study sections, immediate posturing on DEI initiatives, exiting the Paris Agreement and WHO, and more. Note: These podcasts are a conversation between the participants, and do not represent the position of Johns Hopkins University. Guest: Dr. Josh Sharfstein served in a number of p...2025-01-2414 min
Public Health On Call838 - Book Club—Crisis Averted: The Hidden Science of Fighting OutbreaksAbout this episode: Throughout history, humans have been engaged in public health work. In a new book, epidemiologist Caitlin Rivers shares lessons from past outbreaks, what’s changed since COVID-19, and how, at a difficult moment for public health, she’s thinking about the future and keeping a watchful eye on mpox, H5N1, and more. Guest: Caitlin Rivers is an epidemiologist at the Johns Hopkins Center for Health Security who specializes in preparedness and response for epidemics and pandemics. Host: Stephanie Desmon, MA, is a former journalist, author, and...2025-01-2214 min
Public Health On Call837 - Seeking Common Ground in Public HealthAbout this episode: As the administration in Washington DC changes, where will public health be able to work across partisan lines to improve the health of all Americans? A conversation with Brian Castrucci, President and CEO of the de Beaumont Foundation. Guest: Brian Castrucci is president and CEO of the de Beaumont Foundation, a philanthropy dedicated to supporting state and local public health agencies. Host: Dr. Josh Sharfstein is vice dean for public health practice and community engagement at the Johns Hopkins Bloomberg School of Public Health, a faculty...2025-01-2013 min
Public Health On Call836 - The FDA Says Goodbye to Red Dye No. 3About this episode: The FDA’s ban on the use of Red Dye No. 3 raises two questions — why is this color additive leaving the food supply? And what does this mean for other chemicals in the foods we eat? In this episode: a discussion about how the FDA regulates food additives, and how that might change in the future. A note for listeners: By the end of this episode, you will understand why “GRAS reform” is not about cannabis. Guest: Howard Sklamberg is the former deputy commissioner of the U.S. Food and Drug Admi...2025-01-1720 min
Public Health On Call835 - Fluoride and The LawAbout this episode: Conversations about fluoride in the water supply are revving up but a key factor in the debate is the legal framework. In this episode: a discussion about the relevant law for assessing fluoride added to drinking water known as the Toxic Substances Control Act—a law limited to a focus on risk, not benefit—and what that means for emerging science and policy discussions around fluoridating water. Guest: Dr. Lynn Goldman is a pediatrician, the dean of the Milken Institute School of Public Health at the George Washington University, and an e...2025-01-1529 min
Public Health On Call834 - Bird Flu Is EscalatingAbout this episode: The U.S.’s first reported human death from bird flu is another sign that the virus is not going away anytime soon. In this episode: why it’s time to double down on efforts to limit H5N1 transmission among cattle and birds, concerns about cats and other mammals, and how response measures need to scale up quickly and more broadly to try and prevent the virus from gaining a foothold in humans. The experts also discuss why bird flu poses an existential threat to the dairy industry. Guests: Dr...2025-01-1419 min
Public Health On Call833 - Why Are Americans Dying So Much Earlier Than Some Of Their Counterparts?About this episode: A new report from the Bloomberg American Health Initiative finds that the U.S. lags behind many other high-income countries in life expectancy. In this report, researchers found that babies born 40 years ago in the U.S. and U.K could expect to live to the same age. Today, however, life expectancy is nearly three years shorter for those on our side of the Atlantic Ocean. In this episode: a look at the four main causes of death driving this gap—all of which are preventable—and how one of the world’s richest countr...2025-01-1315 min
Public Health On Call832 - The Importance of Knowing and Optimizing Your Hearing Health…At ANY AgeAbout this episode: Hearing declines for everyone as we get older, no matter what we do. As it declines, it can cause health problems like cognitive decline and brain atrophy, and is directly linked with Alzheimer’s. But there are ways to understand and reduce these impacts including over-the-counter hearing aids and a new app where people can test their hearing on their smartphone. In this episode: a conversation about a health issue that will impact all of us to some degree, and how technology is helping to address impacts early and upend the stigma of hearing lo...2025-01-0820 min
Public Health On Call831 - Public Health Science Communication With Your Local EpidemiologistAbout this episode: Science communication is a vital skillset for public health practitioners. But what does it really take to cut through the noise? In today’s episode, Katelyn Jetelina, the publisher of Your Local Epidemiologist, talks about the art and science of science communication, and why it’s less about being right and more about a commitment to changing the way people think. Guest: Dr. Katelyn Jetelina is an epidemiologist and scientific communicator. She is the co-founder of Health Trust Initiative, an adjunct professor at Yale School of Public Health, and a Seni...2025-01-0616 min
Public Health On Call830 - Advancing Public Health in Uncertain Political TimesAbout this episode: On December 3, the Bloomberg American Health Initiative held its annual summit. This year, the theme really marked the moment: Advancing Public Health in Uncertain Political Times. In today’s episode, you’ll hear three conversations from the Summit about how public health can provide a roadmap for making needed progress. First: how public health data and evidence provide context for judicial decisions. Then, how a public health lens is helping to address the issue of gun violence. And finally, how to find common ground on mental health and addiction. Host: Linds...2024-12-1826 min
Public Health On Call829 - Do Mammograms Save Lives?About this episode: For decades, regular mammograms to detect breast cancer have been recommended for women ages 50-75. In 2024, the age range dropped to include women 40-49 as well. But what do we really know about mammography as a tool to save lives? Are all scans created equal? What is the risk/benefit analysis to upping the number of screenings a woman is recommended to receive in her lifetime? In today’s episode: a deep dive into the evidence around mammography, and a look at the new guidelines—including the controversy around them. Guest: Dr...2024-12-1620 min
Public Health On Call828 - Public Health is a Human RightAbout this episode: The day after the 2024 presidential election, Joe Amon—the brand new director of the Johns Hopkins Center for Public Health and Human Rights—was set to give a speech for a panel about health discrimination. But the one he’d prepared wasn’t going to cut it for a moment suddenly marked by uncertainty and change. He pivoted to a different message: one that acknowledges that public health doesn’t have everything figured out, and that it works best when it’s viewed as a social movement. In this episode: a moment of reflection for the fiel...2024-12-1115 min
Public Health On Call827 - The Rise in Pediatric Cases of Walking PneumoniaAbout this episode: Well into the respiratory illness season, there’s been a rise in cases of walking pneumonia compared to recent years, particularly among children. In this episode: an overview of walking pneumonia; how it’s tested, treated, and prevented; and what parents and caregivers should look out for in children. Guests: Dr. Anna Sick-Samuels is an associate professor of pediatric infectious diseases at Johns Hopkins University School of medicine and a pediatric infectious disease epidemiologist for Johns Hopkins Hospital. Host: Lindsay Smith Rogers, MA, is the producer of t...2024-12-0917 min
Public Health On Call826 - The Success of Rx Kids, Flint’s Infant Cash Prescription ProgramAbout this episode: Ten years ago, Flint, Michigan was in the headlines for its catastrophic water crisis. Now, it’s on the map for a very different public health story: the success of the country’s first unconditional cash program for expecting mothers and babies in their first year of life. The concept is not new, however—it’s rooted in decades of evidence that cash programs help address root causes of poverty and can truly give kids a better start in life. Note: This episode was recorded in late October, prior to the 2024 presidential election. Note: Donation...2024-12-0419 min
Public Health On Call825 - The Future of the Environmental Protection Agency Under TrumpAbout this episode: Lingering environmental policy legacies from Trump’s last administration may be harbingers for what’s to come in 2025. Concerns include widespread deregulation leading to increased use of fossil fuels and a lack of vigilance around protecting drinking water and air quality. But it isn’t just the EPA itself that’s in peril: Major shift towards the politicization of climate change, and the disempowering of scientists and agencies in the court system could create lasting—and even irreversible—impacts to human health. In this episode: a look at what Trump’s second term may mean for envir...2024-12-0214 min
Public Health On Call824 - Avian Influenza (H5N1) UpdateAbout this episode: Outbreaks of H5N1 continue to rise in dairy cattle and poultry, and human cases are also starting to creep up including a Canadian teen who was hospitalized in critical condition. In this episode: the latest on viral sequencing and patterns of spread, the potential for economic impacts and interruptions in the food supply, risks to the general public, and concerns about how an administration change in January may impact public health’s ability to mount a sufficient response. Guest: Dr. Meghan Davis is a veterinarian and public health researcher at...2024-11-2618 min