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The average office desk has 400 times more bacteria on it than a toilet.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.