No, vapes aren’t 95% less harmful than cigarettes. Here’s how this myth took off

Associate Professor Michelle Jongenelis

It’s 2013. The Harlem Shake is on the radio and e-cigarettes are becoming a thing. A group of researchers convene to discuss these and other products containing nicotine.

In a 2014 paper detailing the outcomes of that meeting, the authors rated “electronic nicotine delivery systems” (e-cigarettes) as having “only 4%” of the maximum relative harm of cigarettes.