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Cause

The HIV infection is caused by the human immunodeficiency virus (HIV).

After HIV is in the body, it starts to destroy CD4+ cells, which are white blood cells that help the body fight infection and disease.

Recommended Related to HIV/AIDS

HIV Vaccines

About 40 million people are living with HIV (human immunodeficiency virus) or AIDS (acquired immunodeficiency syndrome). Each day, 14,000 more become infected. HIVdrugs have vastly improved the quality of life for many of these people, but they don't yet provide a cure. That's why researchers are working so hard to develop an HIV vaccine.

Read the HIV Vaccines article > >

HIV is spread when blood, semen, or vaginal fluids from an infected person enter another person's body, usually through sexual contact, from sharing needles when injecting drugs, or from mother to baby during birth.

WebMD Medical Reference from Healthwise

Last Updated: February 13, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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