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. Vaping harms your health Cancer Institute NSW 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 Bouche sche avec cigarette lectronique Sensation de soif en vapotant 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