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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.
Did you know?
Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
There are 60,000 miles of blood vessels in every adult human.