Characterizing the Transient Emission of Particles and Gases from a Single Puff of Electronic Cigarette Smoke Chemical Research in Toxicology Lung Injuries Associated with Use of Vaping Products FDA Image from the Vuse Vapor website captured on November 9, 2023, showing Download Scientific Diagram Menthol added to vapes worsens lung damage, study suggests The Virginian Pilot It's official. Flavored e cigarettes cause permanent lung damage. And doctors are already seeing it happen. In the United States, a teenager developed something called popcorn lung after secretly vaping for three years.