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Did you know?
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
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