Elf bars: Doctor explains why you shouldn't use disposable vapes 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. Lung Fatal Does Vaping Cause Popcorn Lung? Allen Carr's Easyway Australia How Long Medical Professional Links 'Popcorn Lung' Disease to Vaping Montgomery Community Media