Study Shows Strong Link Between Lung Cancer and Air Pollution, but Not Second-Hand Smoke

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Lung cancer cases are rising among people who have never smoked, and air pollution could be an insidious, contributing factor. New genomic research shows that outdoor smog and soot are linked to DNA mutations that cause lung cancer – including mutations already known in smokers as well as new ones specific to non-smokers.

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Cases of lung cancer are increasing among non-smoking people around the world, and air pollution can be an insidious factor contributing to it. A study of the gene, published in Nature magazine, found that air pollution and external inflammation are strongly associated with DNA mutations related to lung cancer - including known factors observed in non-smoking smokers and new exclusive factors. Read Also: 15.6 million people in the world will hav…