Acquired immunodeficiency syndrome (HIV/AIDS) is a disease of the human immune system caused by the human immunodeficiency virus (HIV). The illness interferes with the immune system, making people with AIDS much more likely to get infections, including opportunistic infections and tumors that do not usually affect people with working immune systems.
Estimated % of new AIDS diagnoses in 2009 by race
Black/African American: 47.9%
Other: the remainder
Populations around the world (CDC numbers)
West Europe 820k
South/Southwest Asia 4.1M
Subsaharan Africa 22.5M
CDC Estimated Number of Diagnoses of HIV Infection in the US, 2009
-Male-to-male sexual contact: 53%
-Injection drug use: 12%
-Male-to-male sexual contact and injection drug use: 4%
-Heterosexual contact with a person known to have, or to be at high risk for, HIV infection. 31%
-Hemophilia, blood transfusion, perinatal exposure, and risk not reported or not identified: 76 people
Perinatal: 131 people
AIDS can affect everyone but avoid high risks:
-Sex in subsaharan Africa
-Male to male sex
-Introv. drug user
-Hetro Sex with people who have male to male sex or drug use
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