E cigarette vaping harms mucus clearance, study suggests Switching from tobacco to e cigarettes does not reverse respiratory epithelium damage UCR News UC Riverside E cigarette use increases risk for developing major respiratory diseases E cigarette user found to have rare form of lung scarring typically found in metal workers European Respiratory Society warns against vaping for smoking cessation E cigarette or Vaping Product Use Associated Lung Injury (EVALI): A Case Study