• The truth is that there are at least 10 published studies that examined the health effects of electronic cigarettes. And this doesn't even include the more than 20 studies in which the chemical constituents of electronic cigarette liquids or vapor have been analyzed using gas chromatography/mass spectrometry.

Before reading on, readers may wish to take this short quiz to test their knowledge of this most eventful announcement by the FDA in support of its mission to protect the nation's public health:

1. Electronic cigarette companies cannot inform consumers that these products are safer than cigarettes, and they cannot even tell the public that they are free of tobacco.

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