Summary
![](https://ash.org.uk/uploads/_portrait_image_l/E-Cigarettes-Briefing_PDF_v1-0000_2022-03-25-170638_tnui.png?v=1697533278)
Electronic cigarettes are marketed as a cheaper, safer alternative to conventional cigarettes. As they do not produce smoke, research suggests that electronic cigarettes are relatively harmless in comparison with smoking. This briefing reviews the safety of e-cigarettes and how effective they are as an aid to stopping smoking.