EVERYONE—doctors, scientists, Big Pharma, me, you—is looking for a longevity hack, a drug or supplement or superfood that will help us live healthier, longer lives. It turns out we already have one. “Exercise is by far the most potent longevity ‘drug,’” says Peter Attia, M.D., a surgeon turned physician who focuses on extending health span—stretching the portion of life when you’re able to do what you want to do versus being frail and weak. “The data are unambiguous: Exercise not only delays actual death but also prevents both cognitive and physical decline better than any other intervention. It is the single most potent tool we have in the health-span-enhancing toolkit—and that includes nutrition, sleep, and meds.”
Dr. Attia presents his approach in a new 496-page book called The 50-year-old is a former boxer, long-distance swimmer, and endurance cyclist; ate keto before it
