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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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Everyone has one nostril that is larger than the other.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.