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Did you know?
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
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People about to have surgery must tell their health care providers about all supplements they take.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
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The average office desk has 400 times more bacteria on it than a toilet.