The link between vaping and COPD: what patients need to know WellMed Medical Group Inhale, Exhale, Repeat: Understanding COPD ENCORE Research Group Juul and COPD Is Vaping with COPD Safe? Does Vaping Cause COPD? Patient Basics: Chronic Obstructive Pulmonary Disease (COPD) 2 Minute Medicine COPD is a progressive, largely irreversible airflow limitation characterized by chronic cough, sputum production, and dyspneamost commonly due to smoking. Spirometry (FEV FVC < 0.7) confirms diagnosis; smoking cessation is the most effective Electronic cigarette use and its association with asthma, chronic obstructive pulmonary disease (COPD) and asthma COPD overlap syndrome among never cigarette smokers