This guide provides information on what Acquired Immune Deficiency Syndrome (AIDS) is, how it is transmitted, and how it can be prevented. The introductory material contains two self-tests on AIDS and HIV infection. The main part of the guide has five sections: (1) AIDS: What It Is; (2) HIV/AIDS: The Size of the Problem; (3) HIV: How It Is Transmitted; (4) HIV Infection: How It Can Be Prevented; and (5) HIV/AIDS: What Else I Need to Know. The guide concludes with review check-ups, HIV/AIDS prevention skills activities, a glossary, and a summary sheet. (JD)