PET imaging shows greater lung inflammation in e cigarette users than cigarette smokers Popcorn lung. Vaping lung injury. Lets 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 Inhalation Toxicology of Vaping Products and Implications for Pulmonary Health The impact of e cigarettes versus traditional cigarettes on long term cardiopulmonary outcomes American Journal of Physiology Heart and Circulatory Physiology American Physiological Society Can vaping damage your lungs? What we do (and don't) know Harvard Health To prevent e cigarette, or vaping, product use associated lung injury (EVALI), people should not use THC containing e cigarette, or vaping products, particularly from informal sources. Data suggest e cigarette, or vaping, products that contain THC