After birth, boys grow taller every day until puberty stops, but at different rates. Puberty is the fastest growing period, and boys generally reach puberty half a year to a year later than girls. Puberty is a rapid period of development, such as half a year to 1 year, some boys can grow 5cm, some boys can grow 10cm. each child’s rapid height growth period time is different, some children at the age of 10 years old began to appear, some children began to appear at the age of 13 years old. So as a parent, you don’t have to be too anxious if your child grows slowly, it may be due to the fact that the fast growth period comes slower than other children. Rapid height growth period to come early children, may not grow tall; come late children; may not grow short, so parents do not have to worry too much. In the child’s growth process should pay attention to: 1, guide the child often running, jumping rope, swimming and other exercises, but also have a good sitting and standing posture, and physical fitness exercises; 2, strengthen the nutrition, but should maintain a reasonable weight. Should be more rich eat protein food, in order to provide sufficient nutrients.