What is the most important factor to consider when increasing height for a 5-year-old child? According to scientists, a person’s height is determined by more than 700 different genes. Some of these genes affect growth cartilage, while others affect growth hormone production. Although heredity is one factor that cannot be changed, other factors can be. See detail at here: https://growtallerblog.com/way-to-increase-height-for-5-year-old-children/ #growtallerblog #height