(By Janie Heath, Thomas A. Saunders III Professor of Nursing and associate dean for academic programs at the University of Virginia School of Nursing) Several weeks back, “Saturday Night Live” spoofed the increasing ubiquity and purported safety of e-cigarettes by touting its own fictitious product – “e-meth.” The skit, which included “Breaking Bad’s” Jesse Pinkman (actor Aaron Paul), offered e-meth as a sensible smokeless alternative to crystal meth itself – a completely far-fetched and ridiculous claim. It was also quite laughable –...