Vox takes a look at what's fueling the popularity of Juul e cigarettes among kids. One reason: It delivers a powerful hit of nicotine. According to one young user, After about a week, Juul took a page from Big Tobacco to revolutionize vaping Los Angeles Times Juul illegally called its e cigarette safer than smoking, FDA says Los Angeles Times FDA Authorizes Juul: Setback for Youth Prevention FDA reverses ban on Juul vape products, which remain on shelves