Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times Vaping Student Health & Well Being Juuling, Vaping and Nicotine Addiction How Juul created a market, fueled a crisis, and why regulators failed to stop it : Planet Money : NPR What is JUUL? DYKOne Juul pod contains as much nicotine as a pack of cigarettes. Side effects include increased heart rate and blood pressure, lung disease, chronic bronchitis and insulin resistance leading to type 2