Fortunately, the vast majority of the public appears to have better scientific judgment than the FDA and to recognize that cigarette smoking is far more hazardous than the use of an electronic nicotine delivery system that merely aerosolizes nicotine from a propylene glycol solution that is completely free of any tobacco or any combustion.

The problem is that in this cross-sectional study, there is no way to determine the direction of the observed relationship.

"Last September, in an withMedscape (a website for medical professionals), Thomas Frieden, director of the Centers forDisease Control and Prevention, said that "many kids are starting out withe-cigarettes and then going on to smoke conventional cigarettes." The samemonth he was by the Associated Press as warningthat e-cigarettes are "condemning many kids to struggling with a lifelongaddiction to nicotine."

According to the new , of adults who are aware of electronic cigarettes, about half (49.3%) believe that cigarettes are no more harmful than e-cigarettes, which contain no tobacco, involve no combustion, and have been shown to have much lower levels of carcinogens and other toxins.

Dr. Glantz is simply wrong. There is abundant evidence which demonstrates that while vaping does cause some degree of respiratory irritation (and probably triggers a bit of inflammation), it is far safer than smoking and has far less of an effect on lung function.

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