Big Vape' reporter talks lessons learned from Juul's rise, fall, and future The Examination JUUL Pod Ingredients: What's in E Cigarettes? Juul vs Vuse: A Comparative Look at Leading Vaping Brands The Juul E Cigarette Ban: Will It Make a Difference? News Yale Medicine Juul & a Vaping Crisis for Teens Morningside Center for Teaching Social Responsibility 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.