Low cost and desire to quit smoking spur prolonged e cigarette use among youth Yale News E cigarettes might actually be a safe tool for quitting smoking Do e cigarettes kill you? Researchers don't know. Vox What Happens When You Quit Smoking and Start Vaping? IQOS UK Wisconsin Urged to Make Smoking Cessation Tools Less Accessible Filter E cigarettes to quit smoking? They're as good as nicotine patches Los Angeles Times