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Did you know?
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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Illicit drug use costs the United States approximately $181 billion every year.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.