Lung Cancer and the Sexes

For years researchers have debated whether smoking affects the lungs of men and women differently. So far, there's been as much evidence against a sex bias as for one. But that may be starting to change. In the most compelling study on the topic to date, researchers determined that women are twice as vulnerable to lung cancer as men but, in a surprising twist, they die at half the rate of men.

The study, which was published last week in the Journal of the American Medical Association (J.A.M.A.), included 9,427 men and 7,498 women from throughout North America who were healthy,...

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