FDA plans to ban all Juul vape products E Cigarettes Vaping with Juul & Other Electronic Cigarettes Let's talk vaping. Smokeless doesn't mean harmless. Most e cigarettes contain nicotine which is highly addictive and can harm adolescent brain development, which continues into the early mid 20's. Some e cigarettes can even A new twist on vaping: Juuls are small, discreet, and have health and school officials concerned JUUL: Side effects and health risks FDA orders Juul e cigarettes off the market over safety concerns The Washington Post