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 promotes better sleep. 6. Exercise can put the spark back into your sex life. 7. Exercise can be fun. Find an activity you enjoy, and go for it.