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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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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.