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Did you know?
Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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The horizontal fraction bar was introduced by the Arabs.
Did you know?
Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.