You can eat after exercise, but it is recommended to eat in moderation after half an hour. After a large number of or strenuous exercise workout, you can not eat immediately, otherwise it is easy to affect the digestive function of the stomach and intestines, is likely to cause gastric distension, stomach pain and other uncomfortable symptoms, but also may lead to the emergence of gastrointestinal diseases. In general, half an hour after the workout, the body is rested, you can eat some appropriate food containing high quality protein, try to eat light food, do not eat too full. After the workout, the body should be supplemented with the water needed in time, such as drinking warm saline water or electrolyte drinks, but not ice water, so as not to cause gastrointestinal cramps, colds, diarrhea and so on. Sports exercise is conducive to good health, but in moderation, the intensity of exercise must be grasped.