HIV Medicine is an online medical textbook that provides comprehensive and timely information on HIV treatment. Chapters include background information on Acute HIV-1 Infection, and a detailed guide to HIV Therapy. There is also current information about side effects, Lipodystrophy Syndrome, and resistance testing. The online textbook includes an impressive, in-depth index of HIV drugs. Editors Christian Hoffmann and Bernd Sebastian Kamps have years of experience in the medical field and provide free and anonymous access of their text to the public. Collaborators include Nyasha Bakare, MD who has worked at the Research Institute for Genetic and Human Therapy (RIGHT) since 2001, and has been working on the clinical development of a therapeutic HIV vaccine. This Web site is easy to navigate and its layout nicely mirrors the organization of a paper textbook. It will be useful as a research tool for college and graduate students as well as for the layperson who desires more in-depth information on HIV and treatments. Join the mailing list to be notified of new chapters and updates. [TJS]