Hormones such as the male hormone Testosterone and the female hormone Estrogen.
Testosterone for boys
Estrogen for girls
Nitric Oxide
Development.
Puberty u bell end
The testosterone produced in the testicles are what cause the voice to change during puberty.
This it happens due to hormnal changes that occour during puberty.
Your balls drop ...your an idiot
Boy: deeper
a
The main questions are the attitude changes during puberty. They are caused by the hormones .
Girls need to feel happy and proud about what is happening to them during puberty because the changes that occur will prepare them to be adults and have a family.
During puberty, there are many behavioural changes. Some people become loners while some people thrive in groups. The way of thinking also changes a lot.
They don't change?
Your hormones.