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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).