Flavour chemicals in e cigarettes could damage lung tissue CBC Radio Pourquoi ma cigarette lectronique coule ? It's official. Flavored e cigarettes cause permanent lung damage. And doctors are already seeing it happen. In the United States, a teenager developed something called popcorn lung after secretly vaping for three years. Cache paquet de cigarette en alu tui cigarette Mistersmoke Vaping lung disease: insights from data mining Boston Children's Answers E Cigarette Lung Disease Leads to Hospitalizations in Canada