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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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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.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.