When does adolescence start and end

Adolescence begins with the onset of physiologically normal puberty, and ends when an adult identity and behaviour are accepted. This period of development corresponds roughly to the period between the ages of 10 and 19 years, which is consistent with the World Health Organization's definition of adolescence.

Is 20 years old considered adolescent?

Adolescence now lasts from the ages of 10 to 24, although it used to be thought to end at 19, scientists say. Young people continuing their education for longer, as well as delayed marriage and parenthood, has pushed back popular perceptions of when adulthood begins.

What are the 3 stages of adolescence?

Adolescence, these years from puberty to adulthood, may be roughly divided into three stages: earlyadolescence, generally ages eleven to fourteen; middleadolescence, ages fifteen to seventeen; and lateadolescence, ages eighteen to twenty-one.

At what stage does adolescence start?

Adolescence is the period of transition between childhood and adulthood. Children who are entering adolescence are going through many changes (physical, intellectual, personality and social developmental). Adolescence begins at puberty, which now occurs earlier, on average, than in the past.