What Is COPD?Chronic obstructive pulmonary disease (COPD) is a long-term lung condition that makes it hard for you to breathe. COPD is a progressive disease, meaning it gradually gets worse over time. Types of COPDCOPD is an umbrella term used when you have one or more of these conditions: Emphysema. This results from damage to the small air sacs, called alveoli, inside your lungs. These little sa