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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.