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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
The human body produces and destroys 15 million blood cells every second.
In 1864, the first barbiturate (barbituric acid) was synthesized.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Your heart beats over 36 million times a year.
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