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. In early 2026, medical research has solidified the link between flavored e cigarettes and irreversible respiratory conditions, most notably bronchiolitis obliterans, commonly called "popcorn lung". This disease occurs when chemical flavoring agentssuch as Severe Pulmonary Disease Associated with Electronic CigaretteProduct Use Interim Guidance MMWR Can vaping damage your lungs? What we do (and don't) know Harvard Health Some studies suggested smokers are protected from vitiligo but the reality is quite the opposite, especially for your hands. , Vaping isnt harmless either. Learn why, and get practical tips if you