Medical professionals are warning about bronchiolitis obliterans, commonly called "popcorn lung," a serious and permanent lung condition increasingly associated with vaping. The condition damages the smallest airways in the lungs, causing symptoms Vaping: From Nicotine To Marijuana Drug Free America Foundation A growing body of research now links vaping to a rare and incurable condition called bronchiolitis obliterans, commonly known as popcorn lung. The disease causes permanent scarring of the small airways in The Impact of Vaping on Lung Health: What You Need to Know Dr. Syed Arshad Husain Pulmonologist Dubai