What COPD Patients Should Know About Vaping and E Cigarettes LPT Medical What Happens When You Vape? Vaping doubles risk of serious lung disease, even without smoking history study Professor Erwin Loh Vaping and COPD 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