Migration Played Key Role in HIV Spread in South Africa
Labor migration played a critical role in the spread of HIV in South Africa, according to new research published in the journal AIDS.
Using data collected from nearly 500 men and women living in bustling towns and rural villages, researchers from Brown University, Harvard Medical School and Imperial College London created a mathematical model that shows that migration of South African workers played a major role in the spread of HIV mainly by increasing high-risk sexual behavior.
South Africa has one of the world's highest rates of HIV infection. According to UNAIDS, the Joint United Nations Programme on HIV/AIDS, an estimated 5.5 million South Africans were living with HIV in 2005 and roughly 1,000 AIDS deaths occur in South Africa every day.
"The AIDS epidemic in South Africa is devastating