Frontiers Pulmonary function and physical performance in adolescent e cigarette users: a narrative review Protein thiol oxidation in the rat lung following e cigarette exposure ScienceDirect This lung damage from e cigarettes is permanent and entirely preventable. Flavored e cigarettes, often marketed with candy like appeal, may be far more dangerous than they seem. A recent case involving a U.S. The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association The Side Effects and Cancer Risk Associated with Vaping