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  1. Adolescence - Psychology Today

    Adolescence can be a time of both disorientation and discovery. The transitional period can raise questions of independence and identity; as adolescents cultivate their sense of self, they may...

  2. Teenager - Simple English Wikipedia, the free encyclopedia

    Teenagers who are between 13 and 17 years old are usually considered legally children and teenagers. Teenagers who are 18 and 19 years old may be considered both teenagers and …

  3. Information About Teens (Ages 12-19) | Parent Information | CDC

    Sep 6, 2024 · As a parent of a teen, you are beginning to see your child become an adult. These are critical years that will affect their current and future health. These links will help you learn …

  4. TEENAGER | English meaning - Cambridge Dictionary

    TEENAGER definition: 1. a young person between 13 and 19 years old: 2. a young person between 13 and 19 years old: 3…. Learn more.

  5. Adolescence | Definition, Characteristics, & Stages | Britannica

    Oct 24, 2025 · adolescence, transitional phase of growth and development between childhood and adulthood. The World Health Organization (WHO) defines an adolescent as any person …

  6. The Growing Child- Teenager (13 to 18 Years)

    Sexual and other physical maturation that happens during puberty is due to hormonal changes. Here's a look at the changes for boys and girls. In boys, it's hard to know exactly when puberty …

  7. Teens - American Psychological Association (APA)

    The period of human development that starts with puberty (approximately 10 to 12 years of age) and ends with physiological and neurobiological maturity, shown in neuroscientific research to …

  8. Understanding the Psychology of Adolescence | Psych Central

    Nov 27, 2023 · Adolescence is a time of great change. Understanding adolescent psychology can help adults support their teens and promote healthy development.

  9. Common Issues & Problems Teenagers Face - Choosing Therapy

    Apr 11, 2025 · Although parents and caregivers can’t shield teens from every risk, they can offer vital support, guidance, and empathy. The following are 12 common problems teens face and …

  10. Take Charge of Your Health: A Guide for Teenagers - NIDDK

    Provides small, achievable steps to help teenagers make healthier food choices, be more active, and get enough sleep.