Bulletproof Radio

Your jaw influences far more than your face. This episode shows you how jaw strength shapes cognition, posture, airway health, sleep, metabolism, and overall human performance. You will learn how targeted jaw training increases cranial blood flow, improves neuromuscular coordination, strengthens airway stability, and stimulates facial muscles that modern diets no longer challenge. Watch this episode on YouTube for the full video experience: https://www.youtube.com/@DaveAspreyBPR Host Dave Asprey talks with Brandon Harris, founder and CEO of Jawzrsize. Brandon developed the device after multiple severe injuries, including a shattered jaw, months of immobilization, and a 13 day coma. His recovery forced him to rebuild his jaw strength from zero and revealed how deeply the jaw affects posture, oral health, proprioception, and cognitive function. Brandon’s experience as a mixed martial artist and his early training of the masseter muscle guided the creation of a safe, medical grade jaw resistance s