The main factors affecting height are the following: first, genetics, genetic genes directly affect the human race, height. Second, sleep, the growth of height is very dependent on the quality of sleep, sleep time is guaranteed, the night secretion of growth hormone can work well on the human skeleton, so that the body increases in height. Third, nutrition, nutrients, especially protein, calcium, iron, etc. should be fully supplemented to provide raw materials for children to grow their bodies. Fourth, exercise, exercise affects children’s height is very obvious, exercise can directly promote the secretion of growth hormone, so that the secretion of growth hormone at night to increase, to promote appetite, but also to ensure a healthy sleep, etc., for the growth of a great help.