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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
Did you know?
There are 20 feet of blood vessels in each square inch of human skin.