‘This one daily habit can save your life!’: 100-year-old doctor shares surprising secret to longer, healthier living

California’s 100-year-old Dr. John Scharffenberg reveals daily exercise as the key to longevity, surpassing genetics or weight. He highlights that consistent physical activity significantly extends lifespan, even for those with obesity. Dr. Scharffenberg’s experience and research support that daily movement mitigates risks from various health issues, enhancing cardiovascular health and mental resilience.