Discusses drug use among teens, including physical effects, addiction, various types of drugs, prevention, treatments for abuse, and sociological impacts.

Discusses the problem of teenage suicide, some theories about causes and patterns of suicidal behavior, society's responses to suicide, and some preventive measures.

Discusses alcohol use in the United States, including the physical effects, the origin of the drinking age, societal mixed messages, and the sociological impacts.

Examines the functioning of the human brain, various causes that impede its proper functioning, and research into prevention and treatment of brain injuries and disorders.