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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
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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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Vaccines prevent between 2.5 and 4 million deaths every year.
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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).