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

    Jan 6, 2026 · Adolescence is the transitional phase of growth and development between childhood and adulthood. The World Health Organization (WHO) defines an adolescent as any …

  2. Adolescence - Wikipedia

    Adolescence is a critical period in social development because adolescents can be easily influenced by the people they develop close relationships with. This is the first time individuals …

  3. Adolescence | Psychology Today

    Adolescence is the transitional stage from childhood to adulthood that occurs between ages 13 and 19.

  4. Adolescence Definition: How Psychologists Define This

    5 days ago · Adolescence is one chapter of life, but this stage is often critical for children and their families. Learning the definition of adolescence is the first step to understanding adolescence.

  5. Adolescent Development - Youth.gov

    Physical Development During adolescence the body usually experiences a growth spurt, which is a time of very rapid growth in height and weight. Puberty, which also happens during …

  6. Adolescent Development - Cleveland Clinic

    Adolescence is the period of transition between childhood and adulthood. Children entering adolescence are going through many changes in their bodies and brains.

  7. Adolescent Development Explained - HHS Office of Population …

    Although adolescence may appear to be a turbulent time, it is also a period of great potential as young people engage more deeply with the world around them. Adolescents typically grow …

  8. ADOLESCENCE Definition & Meaning | Dictionary.com

    ADOLESCENCE definition: the transitional period between puberty and adulthood in human development, extending mainly over the teen years and terminating legally when the age of …

  9. Adolescent health and development

    Oct 19, 2020 · The appearance of certain health problems in adolescence, including substance use disorders, mental disorders and injuries, likely reflects both the biological changes of …

  10. Stages of Adolescence - HealthyChildren.org

    Adolescence is the period of transition between childhood and adulthood. It includes some big changes—to the body, and to the way a young person relates to the world.