Cigarette smoke can reprogram cells in your airways, causing COPD to hang on after smoking ends Chronic electronic cigarette exposure in mice induces features of COPD in a nicotine dependent manner Thorax Full article: Health impact of e cigarettes and heated tobacco products in chronic obstructive pulmonary disease: current and emerging evidence Vaping' Increases Odds of Asthma and COPD Johns Hopkins Medicine Vaping and COPD: Is it okay or can it cause more problems? The role of cigarette smoke induced pulmonary vascular endothelial cell apoptosis in COPD Respiratory Research Springer Nature Link