Which Electronic Cigarette Is Best for Quitting Smoking? X Bar If you vape, you inhale a lot of harmful substances. These can damage your heart and lungs. CBN Vape Pen for Sleep CBN:CBD Nitetime Disposable Disposable E Cigarettes More Toxic Than Traditional Cigarettes UC Davis E cigarettes Found to Cause Change in Mouth Bacteria Which Could Lead to Gum Disease or Oral Cancer Respiratory Therapy Are Weed Vape Pens Safe?