Puberty is said to be delayed when a girl or a boy has gone through the usual age of onset of puberty without any physical or hormonal signs that it is beginning. The typical signs of puberty normally appear by age 13 for girls and age 14 for boys. However, puberty may be delayed for a number of years [...]
Precocious puberty, also called pubertas praecox, refers to the unusually early onset of puberty or the appearance of physical and hormonal signs of pubertal development at an earlier age than is considered normal. Precocious puberty may be a deviation from normal development, or may be caused by a disease or abnormal hormone exposure. There are two types of precocious puberty; the [...]
