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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.