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| − | HIV ''(Human Immunodeficiency Virus)'' is an infectious human [[retrovirus]] that causes [[Acquired Immunodeficiency Syndrome]] ''(AIDS)''. | + | HIV ''(Human Immunodeficiency Virus)'' is an infectious human [[retrovirus]] that causes [[Acquired Immunodeficiency Syndrome]] ''(AIDS)''. It is primarily a [[Sexually transmitted disease]]. |
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| | + | Currently, HIV/AIDS kills approximately 2-3 million people per year, primarily in developing countries. Currently in the U.S., there are approximately half-a-million people infected with HIV. |
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| | == Transmission == | | == Transmission == |