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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
There are more bacteria in your mouth than there are people in the world.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
There are more sensory neurons in the tongue than in any other part of the body.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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