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There are 20 feet of blood vessels in each square inch of human skin.
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There are more sensory neurons in the tongue than in any other part of the body.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.