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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
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People about to have surgery must tell their health care providers about all supplements they take.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.