HIV and AIDS can affect anyone. Worldwide, an estimated 33 million people are living with HIV or AIDS.1 In the United States, more than a million people are infected with HIV.2 Many of these people do not know they are infected.
Since the use of antiretroviral therapy (ART) became widespread in 1996, the incidence of AIDS has decreased. Factors responsible for the decline in the incidence of new AIDS cases include:3
- United Nations Programme on HIV/AIDS (UNAIDS), World Health Organization (WHO) (2009). AIDS Epidemic Update: December 2009. Available online: http://data.unaids.org/pub/Report/2009/JC1700_Epi_Update_2009_en.pdf.
- U.S. Centers for Disease Control and Prevention (2008). HIV prevalence estimates—United States, 2006. MMWR, 57(39): 1073–1076.
- Centers for Disease Control and Prevention (2008). HIV transmission rates in the United States—CDC Fact Sheet. Available online: http://www.cdc.gov/hiv/topics/surveillance/resources/factsheets/pdf/transmission.pdf.
|Primary Medical Reviewer||E. Gregory Thompson, MD - Internal Medicine|
|Specialist Medical Reviewer||Peter Shalit, MD, PhD - Internal Medicine|
|Last Revised||October 22, 2012|
Last Revised: October 22, 2012
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