Chemical Concerns: Which Vapes Contain Diacetyl? Yorkshire Smokefree Do Cigarettes Cause Popcorn Lung Popcorn Lung Reversable At Raymond Stucky Blog What Causes 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.