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Did you know?
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
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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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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There are more bacteria in your mouth than there are people in the world.