Here, they find a correlation between e-cigarette use and higher and more sustained levels of smoking. But because this is a cross-sectional study, they cannot determine which came first. In other words, what is the direction of the causal relationship? Does the e-cigarette use precede, and cause, the smoking? Or does the smoking precede, and cause, the e-cigarette use?

You may wonder why I am calling these people - smokers who have quit smoking via electronic cigarettes - anecdotes.

Hopefully, the FDA will not be swayed by this nonsense.

Senator Dick Durbin stated that: "the use of e-cigarettes among our nation's kids is ... closely linked to the deadly use of cigarettes."

4. "No significant increase was observed for the toxic and potentially carcinogenic elements cadmium, arsenic and thallium."

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