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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

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The human body produces and destroys 15 million blood cells every second.

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In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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