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Did you know?
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Cyanide works by making the human body unable to use oxygen.
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Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.