Jeffry Life, M.D., PhD, is the bestselling author of "The Life Plan "and" Mastering The Life Plan". At a vibrant seventy-five years old, he is in great shape, still practicing medicine, and at the top of the healthy aging field. He has been featured in "The New York Times", The Los Angeles Times", and "Esquire" magazine, as well as national TV shows, including The Doctors, Steve Harvey, " and "The Dr. Phil Show". His private practice is located in Las Vegas, Nevada, where he lives. His website is DrLife.com.