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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Vaccines prevent between 2.5 and 4 million deaths every year.
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Medication errors are three times higher among children and infants than with adults.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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