Respiratory Impact of Electronic Cigarettes and Low Risk Tobacco 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 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 Health effects of electronic cigarettes Wikipedia