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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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The horizontal fraction bar was introduced by the Arabs.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.

