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The horizontal fraction bar was introduced by the Arabs.
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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.
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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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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.