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Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
There are more bacteria in your mouth than there are people in the world.