Vaping Contrast Rapport Western University 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. What Is Smoker Lung? Difference Between Healthy Lungs Understanding the Risks of Vaping on Lung Health NIH Workshop on E Cigarette, or Vaping, Product Use Associated Lung Injury (EVALI): Developing a Research Agenda NHLBI, NIH Is Vaping Worse Than Smoking? St. Vincent's Medical Center