Doug McGuff, MD, is an author, personal trainer, and practicing medical professional. In an effort to prevent, and not just treat disease, Dr. McGuff has developed a unique system of weight training that promises results in as little as 12 minutes a week. Along with John Little, a renowned strength and conditioning coach, Dr McGuff wrote Body By Science, one of the best books on strength, health, and fitness you're likely to find. Dr. McGuff comes on the show to talk about how you can enhance your performance, health, and longevity with an exercise program that takes only 12 minutes a week.