What Adult Vapers Should Do Now WSJ Juul Ban: Adult Ex Smokers Say They May Pick Cigarettes Back Up Kids sneak smoking substitute Juul into school, researchers find 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 Vaping is not harmless. A new study from Johns Hopkins Medicine reveals that e cigarettes significantly increase the risk of COPD and high blood pressure. Our own Dr. Todd Hoopman shares firsthand accounts Vaping FAQs: Why do I feel sick after Vaping?