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Did you know?
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
Did you know?
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.