During puberty, your body produces hormones that cause changes in your physical appearance, such as:
* Girls:
* Breasts start to develop
* Hips widen
* Pubic hair grows
* Periods begin
* Boys:
* Testicles and penis grow larger
* Pubic hair grows
* Voice deepens
* Muscles develop
Puberty can also cause emotional and psychological changes, such as:
* Increased independence
* Mood swings
* Increased sex drive
* Body image concerns
If you are experiencing puberty, it is important to talk to your parents or a trusted adult about what is happening. They can help you understand what to expect and how to cope with the changes.