Smoking, being one of the leading contributors to diseases of affluence and diminished life expectancy, is a habit that negatively impacts the body in a variety of ways. Create a free personal account to download free article PDFs, sign up for alerts, customize your interests, and more. Again, both of them are! Twin 1, right A and left B profiles. It is obvious that the smoker is the twin on the left. Yes, the correct answer is the twin on the right. Most noticeable is the pervasive discoloration of her skin compared to her twin on the left.
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Left or right?
She has smoked half a pack of cigarettes a day for the past 14 years, while her twin has never smoked. We scored each twin's skin aging according to the 6-point photographic scale for photodamage created by Larnier et al. Story highlights Twins who smoked had more changes to the middle and lower thirds of their faces The panel looked at 79 sets of twins In some cases both twins smoked, but for different lengths of time. Does anyone deserve lung cancer? It is important to note that smoking diminishes vitamin A, which is why smokers tend to have less healthy skin. In a histologic study by Boyd et al 18 comparing the facial skin of 17 smokers with that of 14 nonsmokers, a significantly higher amount of elastosis was noted in the smokers.