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There are 20 feet of blood vessels in each square inch of human skin.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
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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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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.