The Science of Sex

by Marcia Segelstein

Thanks to medical science, we now know that smoking cigarettes is unhealthy. It can lead to diseases like emphysema and lung cancer, and increase the risks of heart disease and stroke. So we have acted swiftly on that information. In one generation, our attitude about smoking has undergone a remarkable transformation. Where smoking was once commonplace, and homes everywhere had ashtrays, even if only for visiting smokers, today it’s almost shocking to see someone light up. Banned from airplanes, offices and many restaurants, smoking – and smokers – are viewed with a kind of disdain at worst, pity at best. TV shows and movies rarely show people smoking, except when they’re villains. The

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