Monday's CNN Opinion page featured an on electronic cigarettes from Harold Wimmer, the president and CEO of the American Lung Association. In the piece, Wimmer argues that Big Tobacco companies are using electronic cigarettes to create "new nicotine addicts" and that they are enticing youth with flavors such as bubble gum and cotton candy.

Trueba et al. also found that higher depressive mood was associated with greater reductions in exhaled nitric oxide.

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