Smoking really does make you look older, a twin study confirms

... of Twins in the World! ") to round up the 79 identical pairs they include in the report. A panel of three plastic surgery residents compared the faces of the twins, one of which had been smoking for at least five years longer than the other. They ...

http://www.nbcnews.com/health/smoking-really-does-make-you-look-older-twin-study-confirms-8C11488197