Vaping isn't just a trendit's a growing health risk. Studies have linked e cigarette use to serious lung conditions like Bronchiolitis Obliterans, often called popcorn lung, which damages the smallest airways and permanently What vaping does to your body The Mysterious Vaping Illness That's 'Becoming an Epidemic' The New York Times Vaping, Even Without Nicotine, Has Negative Effect on Lungs