A thorough understanding of adolescence in society depends on information from various perspectives, including psychology, biology, history, sociology, education, and anthropology.Within all of these perspectives, adolescence is viewed as a transitional period between childhood and adulthood, whose cultural purpose is the preparation of children for adult roles.Relationships can support sexual development, an important part of growing to adulthood.Most adolescents believe that sex should occur within the context of a romantic relationship, and while not all relationships are sexual, most sexually active youth are monogamous.
On this page, find estimates on prevalence from: Youth Risk Behavior Survey, a nationally representative annual survey of youth in grades 9 to 12, found that, of those students who dated someone in the last 12 months, approximately one in 10 reported being a victim of physical violence from a romantic partner during that year.The National Longitudinal Study of Adolescent Health, analyzing a nationally representative sample of adolescents in grades 7 to 12 who were then followed over time, showed that approximately 30 percent of people ages 12 to 21 in heterosexual relationships reported experiencing psychological abuse in the past 18 months; 20 percent of youth in same-sex relationships reported experiencing the same type of abuse.About 10 percent of students in the Youth Risk Behavior Study who had dated someone in the last 12 months reported that they had been kissed, touched or physically forced to have sexual intercourse against their will by a dating partner during that year.To date, there are no nationally representative data on perpetration of dating violence.
Such milestones include driving a vehicle, having legal sexual relations, serving in the armed forces or on a jury, purchasing and drinking alcohol, voting, entering into contracts, finishing certain levels of education, and marriage.
Adolescence is usually accompanied by an increased independence allowed by the parents or legal guardians, including less supervision as compared to preadolescence.
Physical growth (particularly in males), and cognitive development can extend into the early twenties.
Thus age provides only a rough marker of adolescence, and scholars have found it difficult to agree upon a precise definition of adolescence.