Based on this single study, Dr. Glantz concludes: "the FDA must be extremely careful about assuming that e-cigarettes uniformly pose less risk than conventional cigarettes."

What the study did show was subclinical evidence of impaired lung function, meaning that the observed (measurable) lung function was unchanged, but that there was evidence of physiologic effects consistent with some bronchial inflammation. What is not known is whether this acute bronchial inflammation has any significance in the long-term. The presence of bronchial inflammation may be a result of propylene glycol having a respiratory irritant effect. But this does not necessarily mean that long-term exposure would lead to any adverse effect on lung function. More research is necessary to clarify that point.

A group of Congressmembers today released a report that criticizes pharmaceutical companies for targeting kids with candy-flavored nicotine replacement products. In addition to using appealing flavors, the report says, the pharmaceutical companies are attracting youth by using social media, sponsorship of youth-oriented events, and television and radio advertisements that reach substantial youth audiences. The report, entitled "“Gateway to Addiction? A Study of Nicotine Replacement Product Manufactureres and Marketing to Youth," is the first investigation of tactics used by pharmaceutical companies to market nicotine gum and nicotine lozenges to youth.

3. In 2006, Dr. Fiore that "I have done some consulting work for pharmaceutical companies over the years. Over the past five years, my outside consulting work on an annual basis has ranged between about $10,000 and $30,000 or $40,000 per year."

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