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Acquired immunodeficiency syndrome (AIDS) of humans is caused by two lentiviruses, human immunodeficiency viruses types 1 and 2 (HIV-1 and HIV-2). Here, we describe the origins and evolution of these viruses, and the circumstances that led to the AIDS pandemic. Both HIVs are the result of multiple cross-species transmissions of simian.
Hiv Essay People can become infected with HIV by having sex with an HIV- infected person or by reusing an HIV-contaminates hypo-dermic needle for an injection McGraw-Hill (2005). Some people who have HIV infection will have a physical weakness immediately after they has an infection but some of the patient do not have any symptom after they got an infection which can last up to years before.
Essay on AIDS: Transmission, Symptoms, Prevention and Treatment. Article Shared by. ADVERTISEMENTS: This is the most dreaded disease of modern times. The disorder is characterised by a reduction in the number of helper T-cells that activate other lymphocytes, which are responsible for the body immunity system.. (HIV) (Fig. 6(B).4). Most.
HIV-related stigma and discrimination refers to prejudice, negative attitudes and abuse directed at people living with HIV and AIDS. In 35% of countries with available data, over 50% of people report having discriminatory attitudes towards people living with HIV.1. Stigma and discrimination also makes people vulnerable to HIV.
HIV lives in the blood and in some body fluids. To get HIV, one of these fluids from someone with HIV has to get into your blood. The body fluids that contain enough HIV to infect someone are: vaginal fluids, including menstrual blood. lining inside the anus. Other body fluids, like saliva, sweat or urine, don't contain enough of the virus to.
HIV (human Immunodeficiency virus) is a lentivirus which can lead to AIDS (acquired immunodeficiency virus.) The disease is described as a gradual and persistent decline and failure of the immune system. With a declining immune system this puts you at a higher risk for life-threatening infection and cancers.