HIV/AIDS Overview

HIV (human immunodeficiency virus) infection has now spread to every country in the world and has infected more than 40 million people worldwide as of the end of 2003. More than 1.1 million people in the United States have been infected with HIV. The scourge of HIV has been particularly devastating in Sub-Saharan Africa. The proportion of adult … [Read more...]

HIV/AIDS Causes

Most commonly, HIV infection is spread by having sex with an infected partner. The virus can enter the body through the lining of the vagina, vulva, penis, rectum, or mouth during sex. Although initially AIDS cases occurred primarily in homosexual males in the United States, more recently the majority of new cases are in the heterosexual … [Read more...]

HIV/AIDS Symptoms

Many people do not develop symptoms after getting infected with HIV. Some people have a flu-like illness within several days to weeks after exposure to the virus. They complain of fever, headache, tiredness, and enlarged lymph glands in the neck. These symptoms usually disappear on their own within a few weeks. Following initial infection, … [Read more...]