Bestselling author Dr. Mark Hyman presents the definitive guide for reversing disease, easing pain, and living younger longer. Aging has long been considered a normal process. We think disease, frailty, and gradual decline are inevitable parts of life. But they're not. Science today sees aging as a treatable disease. By addressing its root causes we can not only increase our health span and live longer but prevent and reverse the diseases of aging--including heart disease, cancer, diabetes, and dementia. In Young Forever, Dr. Mark Hyman challenges us to reimagine our biology, health, and the process of aging. To uncover the secrets to longevity, he explores the biological hallmarks of aging, their causes, and their consequences--then shows us how to overcome them with simple dietary, lifestyle, and emerging longevity strategies. You'll learn how to optimize your body's key longevity switches; reduce inflammation and support the health of your immune system; exercise, sleep, and de-stress for healthy aging; and eat your way to a long life, featuring Dr. Hyman's Pegan Diet. You'll also get exclusive insight from Dr. Mark Hyman on which supplements are right for you, where the research on aging is headed, and so much more. With dozens of science-based strategies and tips, Young Forever is a revolutionary, practical guide to creating and sustaining health--for life.