What Is Popcorn Lung and Why Is It Being Discussed? iSmokeKing.se New lung scans prove vaping is toxic. The science is officially in. Scans show that teens have developed "popcorn lung" as a result of vaping. It's a permanent, chronic disease that shortens 7,000 Reasons FHCtoday.com E Cigarettes and Vaping PPAC Central Is There A Link Between E Cigarette Use And 'Popcorn Lung'? Popcorn lung" is the nickname for bronchiolitis obliterans. It is a condition that damages your lungs' smallest airways and makes you cough and feel short of breath. It's sometimes caused by breathing