Despite the tremendous proliferation of e-cigarette experimentation among youth, with a doubling of use from 2011 to 2012 alone, the CDC data show that youth smoking prevalence (among high school students) fell dramatically, from 18.1% in 2011 to 15.7% in 2013. This is a 13.3% decline in smoking prevalence over a two-year period. It is also the largest drop in youth smoking prevalence measured by this survey over the past decade.

The interesting thing is that these attacks were in response to two very simple contentions:

In fact, this is precisely what Trueba et al. demonstrated in a of changes in exhaled nitric oxide levels in 41 healthy college students.

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