"83-Year-Old Doctor-Triathlete Reveals 4 Key Diet Principles for Transforming Health in Your 40s"

83-year-old neurosurgeon and triathlete Dr. Joseph Maroon shares four key diet principles that transformed his health in his 40s, including following a Mediterranean-style diet, avoiding ultra-processed foods and trans fatty acids, and eating less sugar. These principles have helped him live a long, healthy life and compete in triathlons, emphasizing the importance of healthy eating for longevity and overall well-being.