Dr. . Aia says the best drug to delay physical and cognitive decline is exercise and he takes it in large doses. He aims for about 10 hours a week.Cardio to burn fat, intense intervals for V2 max, and weightlifting to maintain strength and muscle mass. He developed his program after turning his back on the medical establishment nearly 20 years ago. While training to be a cancer surgeon at John's Hopkins, he got burnt out caring for so many terminal patients.He quit his residency and became a management cons ...