What are sex hormones? How do they work in the human body?
Sex hormones help boys and girls develop sex organs to enable them for reproduction. These hormones lead them to reproductive maturity. In girls, estrogen makes the breasts develop. Milk secreting glands or mammary glands develop inside the breasts. Ovaries begin to produce eggs. In boys, testosterone is released by testes. Testes begin to release sperms. Changes in boys is also seen due to this hormone.
