Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, Chronic electronic cigarette exposure in mice induces features of COPD in a nicotine dependent manner Thorax Vaping Related Illness and Lung Disease NEJM Health Effects of Cigarettes: Chronic Obstructive Pulmonary Disease (COPD) Smoking and Tobacco Use CDC Pathogenesis of human and experimental COPD induced in response to chronic Download Scientific Diagram