Does Vaping Cause Popcorn Lung? Bronchiolitis obliterans Wikipedia Health experts are raising the alarm and we need to pay attention. Popcorn lung, medically known as bronchiolitis obliterans, is a serious and permanent lung condition linked to chemicals that have No Cure for Popcorn Lung: Vapers and Workers Beware! iGlobenews Experts warn that flavored e cigarettes can cause irreversible lung damage, as seen in a U.S. teenager who developed "popcorn lung"a severe and permanent condition called bronchiolitis obliteransafter secretly vaping for three years.