Vaping is often marketed as a safer alternative to smoking, but many vape products contain nicotine, harmful chemicals, and heavy metals that can harm developing brains and lungs. What new federal action on e cigarettes means for Juul Juul disregarded early evidence it was hooking teens Teens Are 'Juuling' At School. Here's What That Means One Juul pod contains the same amount of nicotine as a pack of 20 cigarettes. #NDAFW #drugfacts