Teen Will 'Never Touch a Vape Again' After Severe Lung Illness Can lung damage from vaping heal? Allen Carr's Easyway 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 Vapingnot such a sweet alternative: a case report of bilateral hand Sweet syndrome Published in Australasian Journal of Plastic Surgery