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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.