Can Electronic Cigarettes Really Help You Quit Smoking? Tastefog E cigarettes are not a healthier alternative to cigarettes. They contain nicotine and many harmful ingredients that can cause cancer and heart disease. Since these products are relatively new, we don't know all E cigarettes a tool to reduce inequalities in smoking? UCL Institute of Epidemiology and Health Care Blog E cigarettes and smoking cessation among adolescent smokers Scientific Reports The really interesting thing we found was that vaping may also encourage people who don't even want to stop smoking, to eventually quit Dr Caitlin Notley University of East Anglia Study: Access to e cigarettes brings benefits to society