Where is the source of AIDS?

AIDS first appeared in Africa. With the migration of immigrants, it gradually spread from Africa to various regions and countries, but the patients who were really found and diagnosed with AIDS were in the United States. In the introduction of natural evolution of HIV, according to the comprehensive pedigree analysis of HIV 1, HIV2 and monkey HIV. At present, the accepted theory is that HIV 1 and HIV v2 originated from monkey AIDS virus of different primates, that is, HIV 1 originated from African chimpanzees, while HIV v2 originated from monkey AIDS virus in Mangabe, Africa. After being introduced into the human body through various channels, it experienced a series of mutations in the human body and finally adapted to the human environment and survived for a long time.

At present, it is believed that the only source of AIDS infection is HIV-infected people, including HIV carriers and AIDS patients. The main transmission routes are blood transmission, mother-to-child transmission and sexual contact transmission. For individuals, as long as they avoid all kinds of high-risk contact with HIV-infected people, they may effectively avoid HIV infection. For example, lead an honest and clean life, insist on using condoms all the time and regularly in sexual life to avoid unnecessary blood transfusion, require qualified blood and blood products to be used when blood transfusion is needed, instead of using syringes and needles, and go to regular hospitals to avoid using operations that are not strictly disinfected.