Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times Is Vaping Better Than Smoking? American Heart Association How Juul created a market, fueled a crisis, and why regulators failed to stop it : Planet Money : NPR Juul's Lobbying Could Send Its Public Image Up in Smoke WIRED Juul E Cigarettes Side Effects, Addiction Risks & Teen Use FDA warns Juul, says it marketed vapes as less harmful than regular cigarettes without agency authorization The Washington Post