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The average office desk has 400 times more bacteria on it than a toilet.
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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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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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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.