HIV does not survive long outside the human body (such as on surfaces), and it cannot reproduce. How well does HIV survive outside the body? Transmission through kissing alone is extremely rare.
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There is no risk of transmission if the skin is not broken. Each of the very small number of documented cases has involved severe trauma with extensive tissue damage and the presence of blood.
The contamination occurs when infected blood from a caregiver’s mouth mixes with food while chewing, and is very rare. Eating food that has been pre-chewed by an HIV-infected person.This risk is extremely small because of rigorous testing of the US blood supply and donated organs and tissues. Receiving blood transfusions, blood products, or organ/tissue transplants that are contaminated with HIV.This is a risk mainly for health care workers. Being stuck with an HIV-contaminated needle or other sharp object.HIV can be passed from mother to child during pregnancy, birth, or breastfeeding. Sharing needles, syringes, rinse water, or other equipment (works) used to prepare injection drugs with someone who has HIV.Having multiple sex partners or having other sexually transmitted infections can increase the risk of infection through sex.Vaginal sex is the second highest-risk sexual behavior.Receptive anal sex (bottoming) is riskier than insertive anal sex (topping). Anal sex is the highest-risk sexual behavior.In the Australia, HIV is spread mainly by Mucous membranes can be found inside the rectum, the vagina, the opening of the penis, and the mouth. These fluids must come in contact with a mucous membrane or damaged tissue or be directly injected into the bloodstream (from a needle or syringe) for transmission to possibly occur. Only certain fluids-blood, semen ( cum), pre-seminal fluid ( pre-cum), rectal fluids, vaginal fluids, and breast milk-from an HIV-infected person can transmit HIV. HIV is spread mainly by having sex or sharing injection drug equipment such as needles with someone who has HIV. How is HIV passed from one person to another? This section provides the facts about HIV risk from different types of sex, injection drug use, and other activities. Myths persist about how HIV is transmitted.