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Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.