1. According to the intensity of exercise, you can take a walk, walk, square dance, Tai Ji Chuan and other light sports from half an hour to one hour after meals;
2. Moderate exercise such as jogging, weight-loss exercises and cycling can be carried out one to two hours after meals;
3. High-intensity sports such as long-distance running, skipping rope, playing football and basketball should be carried out two to three hours after meals;
4. According to the appetite, if you eat a lot before exercise, you eat protein and fatty foods, which are not easy to digest. It is best to exercise for more than two hours after meals;
5. If the amount of meals is small and the food is mainly carbohydrates, vegetables, fruits or liquid food, the interval between meals and exercise can be relatively shortened according to the intensity of exercise.