Definitely don't skip the first meal of the day since it'll jump-start your metabolism, helping to reduce your overall body fat to reveal your leaner legs. Pass on sugary, refined-carb meals, and opt for a combo of protein and fiber-filled complex carbs. The protein will give you energy, so you'll feel pumped for that early morning cardio workout, and it also helps build muscle. The carbs will sustain that energy and keep you feeling full. Here are some satisfying breakfast ideas.