What Is Popcorn Lung? Baptist Health 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 Does Vaping Cause Lung Cancer? What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Vaping: Get the Facts. Protect Your Future Anne Arundel County Health Department Can vaping cause cancer? The evidence suggests it might. The Washington Post