Stages of dating kid version
Facial hair is often present in late adolescence, around ages 17 and 18, but may not appear until significantly later.
Some boys may develop gynecomastia due to an imbalance of sex hormones, tissue responsiveness or obesity.
As with most human biological processes, this specific order may vary among some individuals.
Consequently, girls that reach sexual maturation early are more likely than their peers to develop eating disorders (such as anorexia nervosa).
Nearly half of all American high school girls' diets are to lose weight.
Puberty occurs through a long process and begins with a surge in hormone production, which in turn causes a number of physical changes.