Juul can continue selling e cigarettes as FDA says vaping benefits outweigh risks PBS News Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times Juul e cigarettes: Teens are hooked on Juul, but a top exec insists that was never the company's intention CBS News Vapes are harmful and can be highly addictive. Some disposable vapes have nearly tripled in nicotine strength in the span of only 5 years.