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Blood is approximately twice as thick as water because of the cells and other components found in it.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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Everyone has one nostril that is larger than the other.
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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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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.