The primary objective of the Adolescent Reproductive Health component (ARH) of the 2012 Indonesia Demographic and Health Survey (IDHS) is to provide policymakers and program managers with national- and provincial-level data on representative samples of never married women and men age 15-24. Specifically, the ARH component of the 2012 IDHS was designed to: • Measure the level of knowledge of adolescents concerning reproductive health issues • Examine the attitudes of adolescents on various reproductive health issues • Measure the level of tobacco use, alcohol consumption, and drug use among adolescents • Measure the level of sexual activity among adolescents • Explore adolescents’ awareness of HIV/AIDS and other sexually transmitted infections