No, Vaping Doesn't Cause Popcorn Lung Let's Set the Record Straight Understanding the Risks of Vaping Geek Bars and Elf Bars Which flavor vape? I'll take the Cancer Berry Bliss please. : r funny 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.