9 Conseils pour viter la remonte de e liquide de votre e cigarette 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 He Tried E Cigarettes to Quit Smoking. Doctors Say Vaping Led to His Death. The New York Times E cigarettes may be harmful to health an annotated graphic Engineering & Technology magazine Public Health Experts Urge U.S. Health Officials to Correct E Cigarette Misinformation Georgia State University News Andrew Young School of Policy Studies, Faculty & Research, University Research Health & Wellness Experts warn that flavored e cigarettes can cause irreversible lung damage, as seen in a U.S. teenager who developed "popcorn lung"a severe and permanent condition called bronchiolitis obliteransafter secretly vaping for three years.