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What age is adolescence?
What age is a child considered an adolescent?
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Jun 12, 2024 · Adolescence is the transitional phase of growth and development between childhood and adulthood, according to WHO. It covers physical, psychological, and social changes, and varies across cultures and societies.
- Mihalyi Csikszentmihalyi
May 29, 2024 · There are nearly 1.2 billion adolescents (10-19 years old) worldwide. In some countries, adolescents make up as much as a quarter of the population and the number of adolescents is expected to rise through 2050, particularly in low- and middle-income countries (LMICs) where close to 90% of 10- to 19-year-olds live.
They usually start a year or two earlier in girls than boys, and it can be normal for some changes to start as early as age 8 for females and age 9 for males. Many girls may start their period at around age 12, on average 2-3 years after the onset of breast development.
Puberty is a period of several years in which rapid physical growth and psychological changes occur, culminating in sexual maturity. The average age of onset of puberty is 10—11 for girls and 11—12 for boys.
- Early adolescence (10 to 13 years) Puberty begins in this stage. Children experience considerable physical growth and increased sexual interest. Body changes such as hair growth under the arms and near the genitals, breast development in females and enlargement of the testicles in males, starts to occur.
- Middle adolescence (14 to 17 years) Puberty changes for both males and females continue. Males may have a growth spurt and some voice cracking as their voices lower.
- Late adolescence/young adulthood (18 to 21 years and beyond) This phase usually encompasses less physical development and more cognitive developments. Most have grown to their full adult height.
Oct 19, 2020 · What is adolescence? Is adolescence defined by specific ages? What physical changes occur in adolescence? Are there neurological changes during adolescence? How about psychological and social changes? How does adolescence affect one’s health and behaviour?
Jan 17, 2018 · The UN Convention on the Rights of the Child defines a child as an individual aged 0–18 years and, in time, the UN has come to formally define adolescence as the period between 10 and 19 years of age.
