Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times Vapes are harmful and can be highly addictive. Some disposable vapes have nearly tripled in nicotine strength in the span of only 5 years. JUULing: The vaping trend parents need to understand JUUL vs Disposable Vapes Beginner's Guide Vape Vibes Peabody MA US bans Juul but young vapers are already switching to newer products Vaping The Guardian