Popcorn Lung: A Dangerous Risk of Flavored E Cigarettes American Lung Association Is There A Link Between E Cigarette Use And 'Popcorn Lung'? Canadian teen developed 'popcorn lung' type injury from vaping report Reuters 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.