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Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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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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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.