Student, 18, shares shocking images of his lungs after vaping for a year caused them to collapse Student, 18, says vape Juul pods almost killed him after lung collapsed Metro News 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. EVALI Lawsuit E cigarette Or Vaping Product Use Associated Lung Injury