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 Health Risks of E Cigarettes and Vaping American Lung Association Health effects of electronic cigarettes Wikipedia The role of cigarette smoke induced pulmonary vascular endothelial cell apoptosis in COPD Respiratory Research Springer Nature Link