While there is still a lot we do not know about the exact magnitude of any long-term risks associated with electronic cigarette use, vapers should be quite reassured that after at least five years of research into the health effects of vaping, the worst that electronic cigarette opponents can say is: "Well ... they're not harmless."

This survey has two major implications for public health regulation.

These studies are simply ignored by the Surgeon General's report and by my colleagues who have attacked me. It would be one thing if there were no evidence for my opinions, but it's hardly appropriate to attack an individual for expressing an opinion that is backed up by scientific studies.

It is clear, then, that this study violated the principles of informed consent, as subjects did not provide informed consent prior to being enrolled in the research.

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