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Did you know?
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.