FDA warns Juul, says it marketed vapes as less harmful than regular cigarettes without agency authorization The Washington Post Vaping JUUL Seminole Prevention Coalition FDA's Gottlieb on threat to pull e cigarettes from shelves FDA rescinds marketing ban on Juul vaping products CNN Juul E Cigarettes Side Effects, Addiction Risks & Teen Use Stop 'super cool' e cigarette from taking off among kids, UK told Vaping The Guardian