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Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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The average office desk has 400 times more bacteria on it than a toilet.