Popcorn Lung From Juul Vape Popcorn Lung And Wet Lung Vaping Injuries Popcorn Lung From Juul Pods Australia Are Geek Bars Safe: A Look At Disposable Vapes And Vaping Risks The WORST Vape Flavor Ever: Burnt Popcorn Nightmare! A Kernel of Truth: Diacetyl, Popcorn Lung and E Liquids Dinner Lady 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.