You swapped fried chicken for grilled and your treadmill is finally getting more attention than your TiVo. But your body isn’t quite where you want it to be. Don’t worry: Your bag of fat-burning tricks isn’t empty yet. We’ve collected 50 comprehensive tips, all backed by more science than a NASA shuttle launch. By the time you’ve incorporated these fat-burning gems, we’ll have 50 more for you. But by then, you probably won’t need them.