Whether you are studying in a fitness college or exercising by yourself, you should mainly eat some light fruits and vegetables after fitness, and don't be greasy or overeating, which is likely to backfire. And if you are in a fitness training college, you can eat fitness meals. For example, some professional fitness colleges have restaurants that provide fitness meals, such as Fernles. According to your own needs or the advice of your tutor, you can eat fitness meals with special muscle-building effects if you want to gain muscle, and you can eat fitness meals if you want to lose weight. . However, it is still recommended that muscle gain and weight loss should not be carried out at the same time.