CNN CNN Newsroom November 9, 2013 19:50:00
Performance-enhancing drugs, virtually the same ones connected to lance armstrong, olympian marion jones and baseball player alex rodriguez. but this man is not a professional athlete. jeffrey life is 74 with the rock hard body and claims the mental sharpness of a man half his age. >> everyone is going to age. i'm not against aging. i'm against getting old. >> reporter: he claims no one has to with daily rigorous workouts, a strict low carb diet and injections of testosterone and human growth hormone, hgm. >> what we use it for is to improve health, slow and prevent disease and improve quality...