The more cigarettes you smoke, the more facial wrinkles you'll have.

So says the American Journal of Epidemiology, a magazine for physicians, which has published five research studies examining the possible link between smoking and wrinkling in whites.The studies indicate that heavy cigarette smokers (a pack per day or more) are five times more likely to have prominent wrinkles around their eyes and severe wrinkles on their cheeks and foreheads.

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Again, the researchers aren't sure why this happens, but Dr. Deborah Grady of the University of San Francisco theorizes that smoking decreases the blood supply or damages facial skin.

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