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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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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.