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. Disposable Vapes Myths Vapor Shop Direct Does Geek Bar Cause Popcorn Lung Syndrome Geek Bar Pulse Disposable Vapour Choice Edmonton Canada Australia What Causes Popcorn lung: Causes, symptoms, and treatment