The easiest, most inexpensive way to build muscle strength, size, and power turns out to be the best, with this supremely effective guide from the world's largest men's magazine Workout fads and fitness equipment come and go, but as trainers and bodybuilders know: nothing tops a simple set of dumbbells for convenience, reliability, and versatility when you are trying to build muscles and get in shape. In Men's Health Ultimate Dumbbell Guide , Myatt...