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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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Excessive alcohol use costs the country approximately $235 billion every year.
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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.