Sex, drugs, rock 'n' roll: an introduction.

Despite their apparent physical health, adolescents frequently engage in behaviors that increase their risk of physical harm, jeopardize their future, and dismay their parents. Among these activities are sexual activity and drug use. This article will summarize data about the current levels of teenage pregnancy and drug use among teenagers and will critique the studies that produce this data. When viewed in perspective, levels of premature sexual activity and drug usage among teenagers may not be quite as alarming as previously thought.