Understanding Vaping Risks: Popcorn Lung and EVALI Diacetyl & Popcorn Lung EDGE Vaping Fact One of the most serious and least discussed dangers of vaping is a condition known as popcorn lung, medically called bronchiolitis Instagram New strong evidence that Juul is more toxic to lungs and hearts than earlier e cigs Stanton Glantz blog Popcorn lung. Vaping lung injury. Let's stop confusing the two. Popcorn lung is the lazy name for bronchiolitis obliteransa disease of the small airways, not the alveoli. It got its name from Can vaping damage your lungs? What we do (and don't) know Harvard Health