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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.