
Adolescence | Definition, Characteristics, & Stages | Britannica
Dec 13, 2025 · Adolescence is the transitional phase of growth and development between childhood and adulthood. The World Health Organization (WHO) defines an adolescent as any …
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.
Adolescence | Psychology Today
Adolescence is the transitional stage from childhood to adulthood that occurs between ages 13 and 19.
Adolescent health - World Health Organization (WHO)
Jun 30, 2025 · Adolescence is the phase of life between childhood and adulthood, from ages 10 to 19. It is a unique stage of human development and an important time for laying the …
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.
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 …
Adolescent Development - The Promise of Adolescence - NCBI ...
May 16, 2019 · Adolescence is a period of significant development that begins with the onset of puberty1 and ends in the mid-20s. Consider how different a person is at the age of 12 from the …
Adolescence Definition: How Psychologists Define This Major ...
May 8, 2025 · According to the World Health Organization (WHO), adolescence is the phase of life between childhood and adulthood. During this life stage, individuals experience rapid …
Adolescence | Introduction to Psychology - Lumen Learning
Adolescence is the period of development that begins at puberty and ends at emerging adulthood, or into the mid- to late 20s. In the United States, adolescence is seen as a time to develop …
Adolescent Development: Stages and Definitions - psychology.town
Jul 7, 2024 · Adolescent development refers to the complex biological, psychological, and social changes that occur as individuals transition from childhood to adulthood, typically spanning …