Where Did Hiv Virus Originated. Many scientists believe that hiv was probably introduced into humans around the 1940s or the early 1950s, although it has been suggested that the first case may actually have occurred in the. While hiv and aids had been noted in sexually active heterosexual groups in central african countries from the earliest days of the epidemic, popular opinion that hiv was largely contained to gay communities endured well into the 2000s.

Many of these new viruses likely originated in insects many million years ago and at some point in evolution developed the ability to infect other species—probably as insects interacted with. Giant viruses were first described in 2003. According to this hypothesis, viruses originated through a progressive process.