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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.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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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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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

