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 experience ...

Tanner stages are a tool used by healthcare providers to evaluate development in puberty. They detail five specific stages of physical change in puberty, including genital, breast, and pubic hair ...

That’s a question parents, pediatricians, educators, and caregivers ask over and over again as children grow and change. To help answer this important question, child development experts have created ...