1. Eat less snacks. Eat more vegetables and fruits. Plus more exercise.
2. Go to bed early and get up early, and drink plenty of water.
3. If you exercise, if you have time before going to bed, you can lie flat on the bed and do 10-20 exercise every day.
sit-up
4. When going to work or school at ordinary times, when sitting on a chair or bench, sit on a third of the chair or bench and keep your waist straight.
Although it can't last long, it can last as long as it can. I often sit, which I often do at school. The movement is more uninterrupted.
5. If there is
hula hoop
You can do this every day if possible. I've loved this since I was a kid. Turn your neck, waist, arms and legs.
A better way is to find it yourself. You may not be able to do what others say. Whatever you find and what you think is good will stick to it. Start (a disease)