Adolescent children still have the potential to grow taller and need to maintain good sleeping posture in order to grow taller. Sleeping posture needs attention, the bed should be soft and hard, choose the supine position, so that the body is completely straight, legs relaxed, sometimes you can put a thin soft pillow in the waist, so that the muscles or joints in a completely relaxed state, get complete rest, conducive to growth. Side lying position is not recommended, because when lying on the side both legs are in a bent state, which is not conducive to full rest. The growth of height is also related to genetic factors, acquired nutritional status, you can do outdoor exercise, such as playing badminton, basketball, swimming, etc., are conducive to the growth of height. You can also eat more nutritious food and get enough sleep to help you grow taller.