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The horizontal fraction bar was introduced by the Arabs.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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According to the FDA, adverse drug events harmed or killed approximately 1,200,000 people in the United States in the year 2015.
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In Eastern Europe and Russia, interferon is administered intranasally in varied doses for the common cold and influenza. It is claimed that this treatment can lower the risk of infection by as much as 60–70%.