Faster, better, stronger

Are you one of the millions of people out there who feel like they've read everything there is to read on fitness and have spent an enormous amount of time and money trying to get fit—and still failed? Until you know how your body really works and reacts to physical activity, you may never succeed. Eric Heiden, M.D., and Massimo Testa, M.D., two preeminent sports physicians who know the training needs of beginners as intimately as those of elite athletes, want to fix this problem. They know there has been an entire field of training science and medicine that has never been translated for the…