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Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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?
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
Did you know?
Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.