E cigarettes can help people quit smoking but may be gateway for non smokers, studies suggest ABC News E cigarettes: safer than smoking, National Academies report finds Vox Teenagers who vape sweet flavoured e cigarettes more likely to stick with habit, study claims The Independent The Independent E Cigarette How E Cigarettes Work, Health Risks & Teen Use Cigarette electronique pas cher levapoteur discount.fr E cigarette use is linked to higher heart attack risk, especially in former smokers