
10-06-2010, 09:35 AM
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مدرس اللغة الانجليزية
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تاريخ التسجيل: Feb 2009
المشاركات: 1,568
معدل تقييم المستوى: 18
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اقتباس:
المشاركة الأصلية كتبت بواسطة elsayed2
اريد موضوع مبسط عن الامراض والاوبئة التى يتعرض لها العالم وواجب كل من الحكومة والافراد نحوها
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Epidemic diseases are the classification of a disease that occur as a new cases in human population through spreading quickly and extensively by infection, so these kinds of diseases affect many individuals in an area at the same time. Generally epidemic diseases appear and high rate in crowed population, where health conditions are bad and medicinal services can not provided such as in underdeveloped countries, particularly in Africa. There are some famous examples for epidemic diseases, such as the Black Death during the Medieval Europe and the Great Influenza Pandemic that occurred by the end of First World War. But today, AIDS and Bird Flu are two dangerous epidemic diseases, which have threatened all individuals in the world. Additionally, epidemic diseases have occurred as a result of three important factors, which are agent, host, and environment. That is, agents are the cause of epidemic diseases and host increase the effects of diseases and environmental situations permit host exposure to the agent. The precautions necessary to prevent the spread of one disease are the same for another, regardless of whether the disease is life-threatening. The single most important way to prevent infection is frequent hand washing by both the staff and the children. It is also important to follow the general rules of hygiene. As for the government, it should play a real and effective role at the same time. It must tell people how to deal with any disease. It also should seek hardly to find cures for any new epidemic or disease.
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