The key to losing weight is exercise. Want to lose weight, one is to control diet, the other is to strengthen exercise, that is to say, reduce calorie intake or try to consume calories in the body. So it is worth advocating: first, a balanced diet, and second, exercise. In order to make the weight loss effect lasting, in addition to reducing calorie intake, we must also increase exercise. It is possible to rely on drugs to some extent, but it is easy to repeat and has side effects on the body.