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Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.