The Risks of Vaping NIH News in Health Column: Studies show how Juul exploited social media to get teens to start vaping Los Angeles Times Juul disregarded early evidence it was hooking teens Marijuana and Vaping: Shadowy Past, Dangerous Present The New York Times E Cigarettes & Vaping, Chemical Safety Chemical Insights Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times