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Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Everyone has one nostril that is larger than the other.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
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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.