E cigarette user found to have rare form of lung scarring typically found in metal workers ERS European Respiratory Society Medical Professional Links 'Popcorn Lung' Disease to Vaping Montgomery Community Media Vapers Beware: Exploring the Threat of Popcorn Lung Physicians create guide for identifying, treating vaping lung illness Vape Lungs Vs Smoker Lungs Curious about the difference between healthy lungs and a vaper's lungs? See how vaping impacts your lungs, and why it's best to quit early.