E Cigarette or Vaping Associated Lung Injury New England Journal of Medicine Yes, vaping is toxic. A U.S. teen developed "popcorn lung" after secretly vaping for three years a permanent, life altering disease. Officially known as bronchiolitis obliterans, the condition scars the lungs' tiniest Electronic Cigarettes and the Lungs: What you NEED to know E Cigarette Direct Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, Vaping: Understanding the Risks and Impacts on Health