COPD Patients Who Switch From Smoking to Vaping See Long Term Benefits Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy 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 US sees increase in severe Pulmonary disease, likely linked to E cigarettes Pharmaceutical Technology