1, don't eat high-calorie food, such as French fries, fried and so on.
2, exercise more, especially do some stretching, swimming is also a good choice.
Try not to stay up late.
4, eat less or not at night, you can eat vegetables and the like, and you should be full in the morning.
Drinking a glass of water on an empty stomach in the morning is good for metabolism.
Pay attention to eat more fiber in fruits, vegetables and melons, and eat less greasy food. Eating habits and schedules are better. If you practice like that for a long time, you will only build muscles, because now you have to lose subcutaneous fat first.