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Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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There are 20 feet of blood vessels in each square inch of human skin.
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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.