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Did you know?
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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Everyone has one nostril that is larger than the other.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.