Tag Archives: dengue fever






World Mosquito Day

World Mosquito Day, observed annually on 20 August, is a commemoration of Indian doctor Sir Ronald Ross’s discovery in 1897 that female mosquitoes transmit malaria between humans. Malaria hasn’t been an issue in the United States since the 1950’s. Today, mosquitoes are mostly a nuisance. They fly around in silence and bite without warning – often leaving an itchy, annoying bump.  Ross

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