New lung scans prove vaping is toxic. The science is officially in. Scans show that teens have developed "popcorn lung" as a result of vaping. It's a permanent, chronic disease that shortens E cigarette induced changes in cell stress and mitochondrial function ScienceDirect HIGH STAKES OF VAPING: ACUTE LIPOID PNEUMONIA DUE TO E CIGARETTE USE SHM Abstracts Society of Hospital Medicine Yes, vaping is toxic and the consequences can be permanent. A U.S. teenager developed popcorn lung a life altering, incurable condition after secretly vaping flavored e cigarettes for Taking a Science driven Approach to Address the Vaping Threat NHLBI, NIH