Adolescents and E cigarette Use: Long term Effects, Behaviors and Lung Injury Researchers now warn that nicotine based e cigarettes are likely carcinogenic, meaning they have the potential to cause cancer, specifically in the lungs and mouth. Learn more in our weekly news roundup. https: t.co i4xGiCxD0t Vaping can cause cancer, say researchers but still isn't as damaging as smoking cigarettes. More than 5.5 million Britons currently use e cigarettes, which have long been viewed as a safer alternative E cigarettes and cancer: new report faces sharp criticism Vejpkollen.se Vaping harms your health Cancer Institute NSW