FDA Denies Approval for Juul Tobacco and Menthol Vapes What Does A JUUL Really Do To Your Body? Franciscan Health What is a Juul? It's a trend parents need to know about FDA Strikes Again Flavored Vape Pods Are Banned, JUUL Gets Hit Hard Teens use Juul e cigarettes much more often than other vaping products 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