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Did you know?
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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Excessive alcohol use costs the country approximately $235 billion every year.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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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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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.