March 8, 2016
Unless you’ve been living under a rock for the last few decades, you’re well aware that (1) lung cancer is by far the leading cause of cancer death in the U.S., and (2) the major cause of lung cancer is cigarette smoking. However, about 10 percent of lung cancer cases occur in non-smokers, and researchers are busy trying to figure out what other factors raise the risk for those folks.
A new study just published in Cancer Epidemiology, Biomarkers & Prevention, a journal of the American Association for Cancer Research, fails miserably. Researchers demonstrated an association between consumption of carbohydrates that tend to raise blood sugar and lung cancer, and somehow thought that this was worth publishing. Is it?
Based on dietary recall — a shaky data collection method on a good day — of 1,900 patients newly diagnosed with lung cancer, and 2,400 people who were not, the investigators assessed the possible link between consumption of foods with a high glycemic index (GI) and high glycemic load (GL) and the risk of lung cancer.....
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