Want to feel better, have more energy and perhaps even live longer? Exercise is the answer. Here are seven ways exercise improves your life: 1. Exercise improves your mood. 2. Exercise combats chronic diseases. 3. Exercise helps you manage your weight. 4. Exercise boosts your energy level. 5. Exercise helps keep your brain sharp. 6. Exercise can help you live longer. 7. Exercise can be fun. Find an activity you enjoy, and go for it.