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Approximately 500,000 babies are born each year in the United States to teenage mothers.
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
There are more sensory neurons in the tongue than in any other part of the body.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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