How did HIV start in South Africa?

It is speculated that HIV was brought to the city by an infected individual who travelled from Cameroon by river down into the Congo. On arrival in Kinshasa, the virus entered a wide urban sexual network and spread quickly. The world’s first heterosexually-spread HIV epidemic had begun.

How did HIV start in the first place?

HIV infection in humans came from a type of chimpanzee in Central Africa. The chimpanzee version of the virus (called simian immunodeficiency virus, or SIV) was probably passed to humans when humans hunted these chimpanzees for meat and came in contact with their infected blood.

How did HIV arrive in South Africa?

The first AIDS cases reported in South Africa occurred among homosexual men in 1982. Prior to the development of HIV antibody tests, about 100 blood transfusion-related infections are known to have occurred between 1982 and 1985.