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Did you know?
There are more sensory neurons in the tongue than in any other part of the body.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.

