e Cigarettes, Vaping and the Risks of Severe Lung Disease Canyonlands Healthcare E cigarettes Found to Cause Change in Mouth Bacteria Which Could Lead to Gum Disease or Oral Cancer Respiratory Therapy New medical research is raising concerns about possible links between vaping and bronchiolitis obliterans also known as popcorn lung, a rare and irreversible lung disease. Health experts say more long term CDC:The Vaping Related Lung Disease Outbreak May Be Ending E cigarettes linked with blood vessel damage National Institutes of Health (NIH) The evidence is clear: Young E cigarette users suffer from respiratory symptoms American Lung Association