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The horizontal fraction bar was introduced by the Arabs.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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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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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.