Teenager A teenager using his phone. A teenager, or teen, is someone who is 13 to 19 years old. They can also be called "adolescents". The laws on what teenagers may do vary between …

Adolescence (from Latin adolescere 'to mature') is a transitional stage of human physical and psychological development that generally occurs during the period from puberty to adulthood …

Learn about the biological and physical changes, social and emotional changes, teen brain development of teens and more. We also provide tips on what parents can do to help their …

Nemours® TeensHealth is part of the Nemours® KidsHealth® website. Here's what you'll find on this site: Doctor-reviewed advice on hundreds of physical, emotional, and behavioral topics. …

Mar 13, 2025 · Teen boys and girls share concerns about school pressure and mental health but may need different kinds of support, a Pew Research Center survey found. Both prioritize …

Find information for teens on sex, puberty, relationships, and lifestyle at the Teen Health Center.

Aug 27, 2024 · Among parents who think it’s harder to be a teen today, 16% say it’s because of the pressures and expectations young people face. These include teens feeling like they have …

How much will my teen grow? The teen years are also called adolescence. This is a time for growth spurts and puberty changes (sexual maturation). A teen may grow several inches in …

Learn about how to successfully parent a tween and teenager — and how to foster their independence.

Normal teen development includes biological and physical changes. But it also includes social, emotional, and intellectual changes. Teens are experiencing many changes in: Friendships …