The Truth about Popcorn Lung: Debunking Myths and Misconceptions Vape King Blog Doctors Report First Documented Case of 'Popcorn Lung' From Vaping Compensation for Popcorn Lung Caused by Vaping Is Popcorn Lung Caused By Vaping? A Warm, Buttery Flavor and a Risk of Irreversible Lung Damage 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.