Even if you dont inhale while vape smoking, your mouth, throat, and lips are exposed to harmful chemicals, as is your oesophagus when you swallow saliva that contains the chemicals. , There is a Vaping is not harmless. A new study from Johns Hopkins Medicine reveals that e cigarettes significantly increase the risk of COPD and high blood pressure. Our own Dr. Todd Hoopman shares firsthand accounts Extreme difficulty breathing and swallowing linked to teen's vaping? Children's National ACT Not only is vape smoke full of harmful chemicals, if vape liquids with nicotine in them are swallowed, it can cause death. If someone you know has swallowed vape liquid Are Vaping Products Toxic? Illinois Poison Center