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The familiar sounds of your heart are made by the heart's valves as they open and close.
Medication errors are three times higher among children and infants than with adults.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
There are 20 feet of blood vessels in each square inch of human skin.
Green tea is able to stop the scent of garlic or onion from causing bad breath.
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