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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Excessive alcohol use costs the country approximately $235 billion every year.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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