Can Vaping Cause Lung Cancer? Here's What We Know. Does Vaping Cause Lung Cancer? What We Know (and Still Don't) Popcorn Lung: Teenager Struggles To Breathe After Developing Rare Condition Due To Vaping Secretly Times Now New lung scans prove vaping is toxic. The science is officially in. Scans show that teens have developed "popcorn lung" as a result of vaping. It's a permanent, chronic disease that shortens Medical professionals are warning about bronchiolitis obliterans, commonly called "popcorn lung," a serious and permanent lung condition increasingly associated with vaping. The condition damages the smallest airways in the lungs, causing symptoms