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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
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The horizontal fraction bar was introduced by the Arabs.
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The average office desk has 400 times more bacteria on it than a toilet.
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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.