IMMUNOLOGY

Detailed explanation-1: -HIV is passed on through blood, semen, vaginal fluid, anal mucus and breast milk, if the person with HIV has a detectable viral load. It’s not passed on by spitting, sneezing or coughing.

Detailed explanation-2: -Gay, bisexual, and other men who have sex with men, in particular Black, Latino, and American Indian/Alaska Native men. Black women.

Detailed explanation-3: -Therefore, unprotected sex with an HIV-positive person who has acute HIV infection could carry a transmission risk of up to 2% (the equivalent of 1 transmission per 50 exposures) for receptive vaginal sex and over 20% (equivalent to 1 transmission per 5 exposures) for receptive anal sex.