Health is very important for everyone. If we are healthy, we can do many things and enjoy life. One way to keep healthy is to exercise regularly. Exercise can make our body stronger and prevent diseases. We can exercise in many ways, such as playing sports, jogging, swimming, or doing yoga. Exercise can also improve our mood and reduce stress. We should exercise at least 30 minutes a day, three times a week, to stay fit and healthy. Furthermore, exercise can boost our immune system and protect us from infections and viruses. Exercise can also prevent or delay aging and improve our appearance and self-esteem. Therefore, we should make exercise a part of our daily routine and habit. Exercise is not only a physical activity, but also a way of living well and happily.