E cigarettes Found to Cause Change in Mouth Bacteria Which Could Lead to Gum Disease or Oral Cancer Respiratory Therapy New Study Shows Vaping Causes Mouth and Lung Cancer What Does the Science Say? This headline is powerful but it needs context. E cigarettes (vapes) expose users to fewer toxins than Vape put into a babys mouth uploaded to social media, infant then expires smoke 7NEWS MTL (Mouth to Lung) vs DTL (Direct to Lung): A Beginner's Guide Dinner Lady