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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.
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
The FDA recognizes 118 routes of administration.
The human body produces and destroys 15 million blood cells every second.
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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