|Dengue Fever         The Disease         Symptoms        Treatment           Preventive Steps       Conclusion       Q&A|
Dengue is a mosquito-borne viral disease. The virus is transmitted by aedes mosquitoes, usually the aedes aegypti species. According to the World Health Organization (2002), dengue is most prevalent in urban areas in tropical and sub-tropical nations. Increasing number of cases have been reported by countries like Malaysia, Singapore, Thailand, Vietnam and Indonesia.
The first dengue epidemic occurred almost simultaneously in Asia, Africa, and North America in the 1780s. By the late 1990s, dengue was the most severe mosquito-borne disease affecting human after malaria. It is now a world health concern with about 50 million dengue fever cases reported every year. Of these there are about 25,000 deaths and the majority being children. However the threat is now shifting towards adults.
According to the Center for Disease Control and Prevention (2002), dengue is a global problem affecting more than 100 countries. Over 2.5 billion people are at risk. The questions are:
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