First, control food intake. It's not like going on a hunger strike without eating right away. It's that you eat less every day than the day before.
Try to eat vegetables instead of rice when you eat, but you must eat rice for lunch, as long as the amount is small.
Exercise insists on jogging for half an hour every day. It is most effective to take your time until others can keep up with your speed. It is easy to keep jogging without breathing. If your knees can't bear it, don't run every day. Instead, you can do aerobic exercise and dance with Duoyan Zheng for an hour every day.
After exercise, you must do a full set of stretching to relax your muscles, otherwise your muscles will obviously harden.
Usually, when you see the experience released to the public, you will follow a person to learn healthy exercise.
The most important thing, nothing can compare with, is persistence.