Smoking vs vaping what both do to your heart, lungs and body Yes, Cigarettes Are Very Bad For You But So is Vaping: Many people turn to e cigarettes as a way to quit smoking or reduce harm, but the high nicotine levels in E cigarette flavourings may pose health risk, scientists warn as they call for tougher testing The Independent The Independent E Cigarettes and Tobacco Companies Major Study Says E Cigarettes Can Help Smokers Quit