Minnesota youth vaping trial of e cigarette maker Juul opens PBS News Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times How Juul created a market, fueled a crisis, and why regulators failed to stop it : Planet Money : NPR What Does A JUUL Really Do To Your Body? Franciscan Health More than half of teens who vape use Juul, new studies show