How Likely Is It to Get Lung Cancer from Vaping? Sharp HealthCare Irish Cancer Society position on e cigarettes Irish Cancer New research released today from UNSW has shown the strongest evidence yet that vaping likely causes cancer, with early signs like DNA damage already detected. While the long term evidence is still emerging, E cigarettes Found to Cause Change in Mouth Bacteria Which Could Lead to Gum Disease or Oral Cancer Respiratory Therapy Fears vaping could cause Cancer Healthwatch Barnsley