What quitting vaping for 90 days actually does to your body E Cigarette use linked to COPD and hypertension in large study 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, Is vaping an alternative to smoking for COPD patients? VitalAire Canada