Through his extensive research, Dr. David A. Sinclair believes that we can slow down and even reverse aging.“Aging is a disease, and that disease is treatable.” Those are the words of Dr. David A. Sinclair, in his book, Lifespan: Why We Age―and Why We Don't Have To.  Through his extensive research, Dr. Sinclair believes that we can slow down and even reverse aging. The key is activating newly discovered vitality genes, the descendants of an ancient genetic survival circuit that is both the cause of aging and the key to reversing it. It's not even just about feeling younger, we can actually become younger.  Dr. Sinclair joins Dr. Roizen to share insights from the book and explain some of the latest breakthrough discoveries in the science of longevity.  Want better health and nutrition? Now you can get personalized supplement recommendations and custom vitamin packs delivered to your door! Go to PersonaNutrition.com/Roizen and take your free assessment and get 50% off your order today. - sponsor   Bonus Could You Have a Heart Attack and Not Know It?