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Did you know?
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.