age of an adolescent
The ages of adolescence vary by culture. The World Health Organization (WHO) defines adolescence as the period of life between 10 and 19 years of age. In contrast, in the United States, adolescence is generally considered to begin somewhere between ages 12 and 14, and end at 19 or 20. A critical transition. WHO identifies adolescence as the period in human growth and development that occurs after childhood and before adulthood, from ages 10 to19. It represents one of the critical transitions in the life span and is characterized by a tremendous pace in growth and change that is second only to that of infancy. Biological processes drive many aspects of this growth and development, with the onset of puberty marking the passage from childhood to adolescence. Adolescent medicine A period that begins with the onset of 2º sexual characteristics–puberty and ends with the cessation of growth–adulthood, in the vernacular, teenagehood, generally between 13 and 18. Cf Adulthood, Childhood. adolescence, n the period of development between the onset of puberty and adulthood. This period is generally marked by the appearance of secondary sex characteristics, usually from 11 to 13 years of age, and spans the teen years. 1  Facebook. A teenager or teen is a person whose age is a number ending in teen in the English language: that is to say, someone from the age of thirteen to the age of nineteen. The word is of recent origin, only having appeared in the mid 20th century. 34,191 pages on this wiki. Adolescence is the period of psychological and social transition between childhood and adulthood (gender-specific, manhood, or womanhood). Adolescence is the transitional stage of human development in which a juvenile matures into an adult. This transition involves biological (i.e. pubertal), social, and psychological changes, though the biological ones are the easiest to measure objectively. adolescence. the period between the onset of puberty and the cessation of physical growth; roughly from 11 to 19 years of age. adj., adj adoles´cent. Adolescents vacillate between being children and being adults. From ages 11 through 14, a child develops in four main areas: 1  Physical development. 2  Adolescence is a time of change throughout the body. 3  A growth spurt usually occurs near the time of puberty. 4  Girls begin to develop breasts and start their periods.
Between 10 and 19 years of age.