AIDS

good very well written Acquired immune insufficiency syndrome, or AIDS, is a infirmity entity that has been recognize since 1981. It is caused by contagion with the human immunodeficiency virus, which attacks selected cells in the immune system and produces defects in function. This leaves the clay bold to an invasion by various infections, which are and then called opportunistic diseases, and to the ripening of unusual cancers. The virus also tends to devil certain brain cells. Since the commencement AIDS cases were describe in 1981, through mid-1991, more than 190,000 AIDS cases and more than 120,000 deaths had been reported in about 162 countries worldwide. Sub-Saharan Africa in particular appears to suffer a threatening Berden of this illness. So far there is no remediation or vaccine that exists for AIDS, only when scientists belive a man by the name of Dr. David Ho has discovered a cure. human immunodeficiency virus infection and AIDS represent one of the most public defend public policy and public health problems world wide. explanation of AIDS         the U.S Center for disease control has established criteria for be cases of AIDS that are found on laboratory evidence, the carriage of opportunistic diseases, and a course of other conditions. Other complications of HIV infection include fever, diarrhea, severe heaviness loss, and swollen lymph nodes.

When HIV-infected persons understand some of the above symptoms but do not conform to wide-cut criteria for AIDS, they are given the diagnosis of AIDS-related complex, or ARC. historical Background      Â Â Â Â In the late 1970s, certain rare typ! es of cancer and a veriety of heartbreaking infections were recognized to be occurring in increase numbers of previously healthy persons. premier(prenominal) formally described in 1981, the syndrome was observed predominantly to be affecting homosexual and sissyish men. shortly thereafter, intravenous drug users, hemophiliacs, and recipients of blood transfusions were recognized as... If you destiny to get a full essay, order it on our website: BestEssayCheap.com

If you want to get a full essay, visit our page: cheap essay