Basic Facts About HIV
What is AIDS?
AIDS stands for acquired immunodeficiency syndrome. It is a disease in which the body’s immune system breaks down and is unable to fight off infections, known as “opportunistic infections,” and other illnesses that take advantage of a weakened immune system.
What is HIV?
HIV stands for human immunodeficiency virus. It is the virus that causes AIDS. A member of a group of viruses called retroviruses, HIV infects human cells and uses the energy and nutrients provided by those cells to grow and reproduce.
HIV/AIDS in the U.S.
HIV/AIDS in the World
Snapshots of an Epidemic: An HIV/AIDS Timeline
Our chronicle of the HIV/AIDS pandemic begins in the summer of 1981, when the first cases of a mysterious and deadly new pathogen come to light.
A wide range of local, national and international organizations conduct research and provide services, information and advocacy for individuals and communities affected by HIV.