Two aspects, one is dieting, reducing the amount of food by one third, starting from lunch and dinner. You should have a big breakfast and eat less greasy food. The other is exercise, mainly doing aerobic exercise, jogging, skipping rope, aerobics and swimming. Choose the exercise mode according to your own situation, and exercise for at least four days a week and at least one hour a day. If you do as I say, you can lose 4-8 Jin every month.