Discover why children are entering puberty years earlier than previous generations. Environmental chemicals and obesity ...

If your child doesn't show any physical changes of puberty by 14 years for girls or 15 for boys, you should consider the possibility that they are experiencing delayed puberty. Your doctor will ...

Puberty typically begins between the ages of 9 and 11, which is when physical changes start to appear. The Tanner Stages are used to describe specific changes that children and teens may ...

Lots of other physical changes are happening, too. They've probably already had a growth spurt, getting taller and developing wider hips and thighs, and they may have some acne. Girls this age ...

North Carolina also suggests another reason for girls to have an increased risk of insomnia after menstruation. He said that it could be due to the physical changes that come with puberty ...