Aids essay

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  • Topic: AIDS, Immune system, HIV
  • Pages : 4 (1455 words )
  • Download(s) : 158
  • Published : April 16, 2013
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Nowadays, with the developed industrialization there are a lot of dangerous diseases which have influence on the people. There are the cancer, osteoporosis, Alzheimer’s etc. One of them is AIDS – the serious disease. Unfortunately, day by day the number of people who are infected with Aids is increasing. Infected people are very weak to fight off other infectious disease and soon they will die. AIDS is one of the dangerous diseases, so the people need to know about how to prevent it. Acquired Immune-Deficiency Syndrome, popularly known by its abbreviation AIDS is a fatal disease as it attacks and destroys the immune system of the body. It is caused by a virus called Human Immuno Deficiency Virus or HIV in short. HIV damages body’s immune system by destroying white blood cells which help us to destroy invaded pathogens. When HIV enters a white blood cell, it may remain dormant. However, once it is activated, it infects another cell to produce many new HIVS. After a certain period of time, the white blood cells are destroyed and leading to a loss of function of the immune system (Y.K. Ho,2004). The first ever case of a person with AIDS was detected in America in 1959 which later emerged as a dreadfully widespread disease in the 1980s in countries like France, , Belgium, Uganda, Zambia Tanzania, Zimbabwe etc. Moreover, AIDS was first clinically observed in 1981 in the United States.[The initial cases were a cluster of injecting drug users and homosexual men with no known cause of impaired immunity who showed symptoms of Pneumocystis carinii pneumonia (PCP), a rare opportunistic infection that was known to occur in people with very compromised immune systems. Soon thereafter, an unexpected number of gay men developed a previously rare skin cancer called Kaposi's sarcoma (KS). Many more cases of PCP and KS emerged, alerting U.S. Centers for Disease Control and Prevention (CDC) and a CDC task force was formed to monitor the outbreak. In the early days, the CDC did...
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