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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.