What is the Link Between Popcorn Lung and Vaping? The Dunken Law Firm 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. Chemical Concerns: Which Vapes Contain Diacetyl? E Cigarettes and Vaping PPAC Central Diacetyl Causing "Popcorn Lung" is Overblown Media Hype No, Vaping Doesn't Cause Popcorn Lung Let's Set the Record Straight