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  1. Teenager - Simple English Wikipedia, the free encyclopedia

    Constantly exposed to new ideas, social situations and people, teenagers work to develop their personalities and interests. Before their teenage years, they focused on school, play, and gaining …

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

    Jan 27, 2026 · adolescence, transitional phase of growth and development between childhood and adulthood. The World Health Organization (WHO) defines an adolescent as any person between …

  3. 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...

  4. Teenagers news - Today’s latest updates - CBS News

    Oct 14, 2025 · American teenagers scored worse than students in countries like China, Canada, Finland, and Poland in all 3 subjects, and they ranked below average in math.

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

    Oct 21, 2025 · Essentials for Parenting Teens is a free online resource for parents and caregivers of youth between... Provides information on a variety of health topics for parents with teens.

  6. Teenager Growth & Development: 13 to 18 Years (Adolescent)

    The teenage years bring many changes, not only physically, but also mentally and socially. Learn about what to expect during your child's adolescence development.

  7. Stages of Adolescence - HealthyChildren.org

    Understanding what to expect at different stages can promote healthy development throughout adolescence and into early adulthood. During this stage, children often start to grow more quickly.

  8. Mental health of adolescents

    Sep 1, 2025 · Adolescence is a unique and formative time. Physical, emotional and social changes, including exposure to poverty, abuse, or violence, can make adolescents vulnerable to mental health …

  9. Adolescent Development - Youth.gov

    Adolescence is the developmental shifting into adulthood that includes rapid changes in the brain and body, often at different rates and is a time for healthy exploration of who young people want to be …

  10. The Teen Brain: Understanding Your Teenager's Development

    4 days ago · Below, we’ll review the three main stages of a teenager’s development. Each stage can present unique challenges related to puberty and mental health, but can also create opportunities for …