Then say the details: you can run because it can promote your growth and development. All sports can be based on running. Stretch the leg ligaments after running. This is leg press. Run for at least 30 minutes at a time, and you can jog. )
Take time out to do push-ups and dozens of sit-ups every day (gradually increase later). If there is a horizontal bar, practice pull-ups
Usually eat more vegetables, eggs, milk and so on. In short, you are healthy and not picky about food. Meat and vegetables. Eat more fruits.
Eat more and exercise more. Take your time.