Dangers of Vaping University of Utah Health University of Utah Health 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. A Closer Look at Vaping Associated Lung Injury: What You Can Do for Your Patients Vaping and smoking are often compared in terms of health risks, with research suggesting that while vaping may expose users to fewer toxic substances than traditional cigarettes due to the absence of