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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Illicit drug use costs the United States approximately $181 billion every year.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.
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Percentages of adolescents indicating Benefits and Costs of employment.