The most important thing is to do both exercise and diet, exercise a lot and control your diet. Those snacks with high calorie and no nutrition are resolutely not eaten, such as potato chips, candy, cola and other soft drinks. The diet is mainly based on vegetables and fruits. It should be quantified and nothing is too much. Secondly, you can buy corsets to correct your body shape. Of course, all these require perseverance and determination. Persistence is the key. You can watch the program "I am the king of losing weight" when you are free. I believe you will gain something or be inspired. Wish you success!