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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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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Excessive alcohol use costs the country approximately $235 billion every year.