Dr. Kevin Usry and Heather Klein from All American Wellness discussing various instruments and techniques used in chiropractic care. They explain vertebral subluxations, disc injuries, and the tools like the adjuster, percusser, and cold laser used for treatment. The episode highlights the importance of addressing spinal issues, particularly in the cervical spine, after car accidents. Dr. Usri demonstrates how these instruments are used to reduce subluxations and improve muscle function. The podcast emphasizes the effectiveness and comfort of instrument-based chiropractic adjustments.