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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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Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.
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Green tea is able to stop the scent of garlic or onion from causing bad breath.
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The average office desk has 400 times more bacteria on it than a toilet.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.