E cigarettes can help smokers quitbut do not use them casually, researchers warn E Cigarettes and Vaping PPAC Central Which Electronic Cigarette Is Best for Quitting Smoking? X Bar How to Quit Smoking with Vaping A Beginner Friendly Guide to Start E cigarettes didn't help smokers quit, study says CNN Vaping is not replacing smoking. It is often added to it. This is called dual use. Nearly half of e cigarette users still smoke cigarettes. What this means: Smoking continues alongside vaping