Why is vaping so popular? Devices are sleek and can be highly addictive. Vox Vaping Giant Juul Explains Everything Wrong With Our World FDA warns Juul, says it marketed vapes as less harmful than regular cigarettes without agency authorization The Washington Post Prevent Cancer Foundation urges FDA to move quickly on review of Juul products Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis 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