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Did you know?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.