Cameron Diaz shares her formula for becoming happier, healthier, and stronger in this positive, essential guide grounded in science and inspired by personal exp

Slow down the aging process and live well for longer Do you know exactly how and why you age? And what you can do—whatever your current age—to slow that pro

“[A] beautifully told story of twenty-first-century researchers in pursuit of the secrets of longevity . . . a book both engaging and illuminating.” —Debo

Secrets of Longevity is full of surprising, all-natural ideas for living a longer, healthier life, happier. As a 38th-generation doctor specializing in longevit