9 Surprising Reasons You're Not Losing Weight

If you regularly exercise without eating first, it's time to reconsider. When you work out on an empty stomach, research shows that the calories burned come from muscle, not fat. Since muscle burns more calories than fat, the more muscle mass you have, the better it is for weight loss. Not only will fueling your body help you avoid losing muscle, but you'll also have more energy to push yourself harder through your workout.