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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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Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Cyanide works by making the human body unable to use oxygen.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.