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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.
Did you know?
The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.


