Approximately 42 million adolescents aged 10–19 years, representing 13% of the population, resided in the United States in 2014 (1). Adolescence is characterized by rapid and profound physical, intellectual, emotional, and psychological changes (2), as well as development of healthy or risky behaviors that can last a lifetime.
OSAP Disclaimer | Please notify our webmaster of any problems with this website. OSAP thanks its Super Sponsors for their support in 2017. Sponsorship does not imply endorsement by OSAP of a company's products or services.