Vaping disrupts mitochondria and promotes inflammation independent of the effects of past smoking Stanton Glantz blog Emerging medical research continues to examine the respiratory risks associated with flavored e cigarettes, including concerns about bronchiolitis obliteransoften referred to as popcorn lung. The condition involves inflammation and scarring of the E cigarette vapor disables key immune cells in the lung and boosts inflammation What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Flavor induced inflammation and cytotoxicity in human aortic smooth muscle cells: Potential implications for E cigarette safety ScienceDirect