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. Reversible Lung Damage After Vaping What Does Vaping Do To Your Lungs Can Your Lungs Recover From Vaping Cigarettes Australia e Cigarette or Vaping Product Use Associated Lung Injury CHEST Photos Show Vaping Lung Damage Like Blisters and Lung Collapse Business Insider Should there be a Vuse Vape class action for health damages? 21 year old hospitalized in what doctor says was 'vaping induced lung injury'