E cigarette use associated with increased risk of developing COPD, chronic bronchitis, emphysema and asthma. Thoracic and Sleep Group Queensland Chronic obstructive pulmonary disease (COPD) is a chronic, progressive lung disorder characterized by persistent airflow limitation that is not fully reversible. It develops gradually, most often due to long term exposure to harmful Cardiopulmonary Impact of Electronic Cigarettes and Vaping Products: A Scientific Statement From the American Heart Association Circulation COPD (Chronic Obstructive Pulmonary Disease) Breathing problem jo slowly worsen hota haimostly smoking pollution ki wajah se. Early care + right inhaler technique se life quality improve hoti hai! . . . # COPD Applied Chest Imaging Laboratory