Learn about how quitting smoking may reawaken healthy cells; how researchers figured out how to tell the age of crime scene fingerprints to help investigators; and why you sometimes yawn while exercising or singing.
Quitting smoking doesn’t just slow lung damage, but can also reawaken undamaged cells by Grant Currin
- Gallagher, J. (2020, January 29). Lungs “magically” heal damage from smoking. BBC News. https://www.bbc.com/news/health-51279355
- Pfeifer, G. P. (2020, January 29). Smoke signals in the DNA of normal lung cells. Nature, 578(7794), 224–226. https://doi.org/10.1038/d41586-020-00165-7
- Yoshida, K., Gowers, K. H. C., Lee-Six, H., Chandrasekharan, D. P., Coorens, T., Maughan, E. F., Beal, K., Menzies, A., Millar, F. R., Anderson, E., Clarke, S. E., Pennycuick, A., Thakrar, R. M., Butler, C. R., Kakiuchi, N., Hirano, T., Hynds, R. E., Stratton, M. R., Martincorena, I., … Campbell, P. J. (2020, January 29). Tobacco smoking and somatic mutations in human bronchial epithelium. Nature, 578(7794), 266–272. https://doi.org/10.1038/s41586-020-1961-1
It's been impossible to tell the age of crime scene fingerprints — until now by Grant Currin
Why we yawn during exercise by Ashley Hamer (Listener question from Kate in Pennsylvania)
- Provine, R. R., Tate, B. C., & Geldmacher, L. L. (1987). Yawning: No effect of 3–5% CO2, 100% O2, and exercise. Behavioral and Neural Biology, 48(3), 382–393. https://doi.org/10.1016/s0163-1047(87)90944-7
- Massen, J. J. M., Dusch, K., Eldakar, O. T., & Gallup, A. C. (2014). A thermal window for yawning in humans: Yawning as a brain cooling mechanism. Physiology & Behavior, 130, 145–148. https://doi.org/10.1016/j.physbeh.2014.03.032
- The science of the exercise yawn. (2017). Furthermore from Equinox. https://furthermore.equinox.com/articles/2017/09/yawning
- McKinney, James C. The Diagnosis and Correction of Vocal Faults. (2005). Google Books. https://books.google.com/books?hl=en&lr=&id=znaCDwAAQBAJ&oi=fnd&pg=PA1&dq=singing+yawn&ots=DKpXxdwhGJ&sig=IjgkdxkqyENjWLoXJTDaYB94G30#v=onepage&q=yawn&f=false
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Find episode transcript here: https://curiosity-daily-4e53644e.simplecast.com/episodes/when-smokers-quit-dormant-lung-cells-wake-up
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