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, Electronic cigarette use and its association with asthma chronic obstructive pulmonary disease (COPD) and asthma COPD overlap sy Infographic: Dangers of E cigarettes & Toxicity UPMC HealthBeat E Cigarettes May Cause COPD. Here's Why Prince Court Medical Centre