Doctors have linked vaping to a rare, incurable lung condition called obliterative bronchiolitis, often referred to as popcorn lung. The disease permanently scars and narrows the lungs' airways, causing lifelong breathing problems. What is vaping Popcorn lung, explosions and more Poster Zazzle The $7.2 Million Popcorn Lung Case: How Daily Microwave Popcorn Destroyed a Man's Lungs Forever by MKWritesHere Write A Catalyst Medium Ontario teen's vaping injury consistent with 'popcorn lung,' study suggests CBC News