Compulsory exercise is a harsh requirement, but a healthy body is very important. So if you have to exercise, I suggest that you try to choose your favorite exercise method to increase your interest and enthusiasm.

Here are some possible ways to keep fit:

1. Swimming: Swimming is a whole-body exercise, which can exercise all parts of the body and has little influence on joints, and is suitable for people of all ages.

2. Yoga: Yoga is a low-intensity exercise, which can relieve the body and mind, promote the flexibility and balance of the body, and is suitable for people who want to relax.

3. Running: Running is a high-intensity exercise, which can enhance heart and lung function, exercise endurance and speed, and is suitable for people who want to challenge themselves.

4. Gym: Gym provides a variety of equipment and fitness courses, which can meet the exercise needs of different groups of people, but attention should be paid to the correct use of equipment and compliance with fitness rules.

5. Hands-free training: Hands-free training includes simple actions such as push-ups, sit-ups and squats, which can exercise the strength and muscles of the body and is suitable for people who want to exercise at home.

Generally speaking, no matter which fitness method you choose, you need to pay attention to safe and correct posture to avoid harm and injury to your body. At the same time, persisting in exercise also requires patience and perseverance, and never give up for a moment.