I am 16 years old, and I started my period two years ago when I was in 8th grade. Since then, I feel like my breasts are not developing at all. They seem to have remained the same, with no noticeable change.

Puberty brings many changes to the body, including significant physical development. When children are supplemented with all the necessary nutrients, they can most effectively enhance their height.

Most people develop armpit hair and other types of body hair when they reach puberty. Armpit hair often comes with various pros and cons. Whether to keep or shave armpit hair will also depend on individual preferences and purposes.

Besides changes in appearance and psychology, ejaculation is one of the important physiological milestones indicating that adolescent boys have officially entered puberty. Here are some basic things you need to know about ejaculation during puberty.