FDA bans all Juul e cigarettes in U.S.; lung association hails decision UPI.com Juul vape: What is it, why are teens addicted, and is it safe? CNET Juul e cigarettes win FDA authorization, sources say E Cigarettes Vaping with Juul & Other Electronic Cigarettes Juul warned over claims e cigarette safer than smoking FDA warns Juul, says it marketed vapes as less harmful than regular cigarettes without agency authorization The Washington Post