Time of teenagers

As we all know how the life is to the first step of teenage. As we grow up to the age 13 our hormones are changed. Especially the girls are attracted to the boys. At this age they experience lots of changes such as they started to have period as it is called menstruation. The flow of blood through vagina. Even, public hairs are grown in vagina and armside. Females voice leads to be melodious.