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 Smokers Switching to Vaping See Improved Respiratory Health Respiratory Therapy What Happens When You Quit Smoking and Start Vaping? Will vaping bans do more harm than good? Some public health experts say yes.