AIDS (Acquired Immunodeficiency Syndrome)
General Overview
Acquired immunodeficiency syndrome (AIDS) is an illness that weakens the body's immune system. The immune systems of people with AIDS are not able to fight off certain infections and cancers. More
InDepth
- What is HIV/AIDS?
- What are the risk factors?
- What are the symptoms?
- How is it diagnosed?
- How is it treated?
- What are the screening tests?
- How can I reduce my risk?
- What should I ask my healthcare provider about HIV/AIDS?
Find answers in our in-depth report on HIV/AIDS:
Living With HIV/AIDS

HIV treatment: the challenges for older adults
Improved medications have helped many people with HIV live longer, but treating older adults with HIV presents some unique challenges.
Discusses the possibility of pregnancy when one or both of the prospective parents is HIV-positive.
Dementia is a brain disorder characterized by a general loss of intellectual abilities involving impairment of memory, judgment, and abstract thinking as well as changes in personality.
Preventing HIV/AIDS
Discusses the best condoms for preventing the transmission of HIV and tips on using condoms effectively.
Special Topics
HIV home test kits: are all created equal?
Discusses choosing accurate HIV home test kits and the pros and cons of home testing.