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. Why is the Royal College of Physicians concluding e cigs reduce harm while ignoring the substantial associations between e cigs and actual disease? Stanton Glantz blog What Vaping Really Does to Your Lungs University of Utah Health Cigarette lectronique puissante : e cig' pour gros fumeurs New York governor urges halt to all vaping amid lung disease outbreak