Yoga is so much more than a weight-loss program, but it has helped many people shed extra pounds, even some who have spent years trying to slim down in other ways without success. Studies show that a complete yoga program—postures, breathing techniques, and meditation—can peel off the pounds. How does yoga do it? Well, the most obvious explanation is all the calories burned practicing asana, especially in vigorous yoga classes. Still, many students lose weight even when their