In boys, there is some growth of facial hair. Also in girls and boys, there is quick increase in height.
After the onset of puberty, males produce semen.
In girls, puberty ususally hits by the age of 11/12. The onset of menstruation is a sure sign.
The onset of puberty is triggered by the release of GnRH from the hypothalamus.
Hormones ! A person's hormones control the onset of puberty.
Biological Age
Children that are younger than the onset of Puberty
There are no proven links between diet and puberty onset.
menarche
Epilepsy can appear at any age, but when it occurs during the onset of puberty, it may be the result of changes taking place. Puberty is not the proximate cause, but the physical and hormonal changes brought about by puberty may trigger the development of epilepsy.
puberty
The pituitary gland.
Menarche