Both conventional tobacco products and e cigarettes pose risks to health. E cigarette use can negatively impact the health of your brain, lungs and heart and it is linked to an increased risk of The FDA and Juul are fighting over a vape ban, but the role of e cigarettes in the world of tobacco abuse is not clear cut New study comes the closest yet to proving that e cigarettes aren't as dangerous as smoking E Cigarettes and Associated Health Risks: An Update on Cancer Potential