Possible mechanisms by which e cigarettes could affect respiratory health Download Scientific Diagram 10 Strategies Big Tobacco and E Cigarette Companies Use to Target Kids American Lung Association 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. 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.