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Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
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There are 20 feet of blood vessels in each square inch of human skin.
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People about to have surgery must tell their health care providers about all supplements they take.
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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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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.