Why is the Royal College of Physicians concluding e cigs reduce harm while ignoring the substantial associations between e cigs and actual disease? Stanton Glantz blog Solutions aux pannes et problmes les plus frquents de la cigarette lectronique Cigarette bouche ? E cigarette : consquence sur le microbiote oral et risque d'infections ? Contenus pour le grand public Institut du Microbiote Mixed Connective Tissue Disease (MCTD): Symptoms & Treatment Doctors have linked vaping to a rare, incurable lung condition called obliterative bronchiolitis, often referred to as popcorn lung. The disease permanently scars and narrows the lungs' airways, causing lifelong breathing problems.