小勇身体一向挺好,11岁时开始猛长,到了14岁却又不长个儿了,才1.60米。他妈妈很担心,怕小勇是早熟,以后不再长了。便带着他去咨询。医生说:11岁～18岁属于孩子的青春发育期。男孩青春期开始的年龄范围在11岁～12岁左右,一般比女孩晚两年。人一生中的发育有两个最快的时期,一个是出生后第一年的婴儿期,另一个就是青春发育期。所以小勇从11岁开始猛长是不足为怪的。处在青春发育期的孩子不仅有形态、机能(如身高、体重和力量)方面的变化, Xiaoyong body has always been very good, 11-year-old began to grow fierce, but not a long 14-year-old, only 1.60 meters. His mother is very worried, afraid Xiaoyong is precocious, no longer longer. He took him to consult. The doctor said: 11 years old to 18 years belongs to the children’s puberty. The beginning of adolescent boys range in age from 11 to 12 years old, usually two years later than girls. There are two fastest periods of human development in life, one is the first year after birth, the baby, the other is the puberty. So Xiaoyong fierce from the age of 11 is not surprising. Children at puberty have not only the changes in morphology and function (such as height, weight and strength)