HIV is a virus. It may cause AIDS after you’ve been infected for several years and it’s weakened your immune system. HIV doesn’t affect everyone the same way. Some people notice signs soon ...

HIV, the human immunodeficiency virus, is the microorganism responsible for AIDS – acquired immunodeficiency syndrome. HIV gradually weakens the body’s immune system by infecting and ...

Drug companies were rushing to the market with the most effective drugs yet against the dreaded AIDS virus ... aimed not at the virus itself, but at a portal through which HIV enters white ...