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Did you know?
The human body produces and destroys 15 million blood cells every second.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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