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What is COPD?

Chronic Obstructive Pulmonary Disease (COPD) is a progressive condition characterized by airflow obstruction, where the ability to empty air out of the lungs is impaired. COPD includes emphysema, chronic bronchitis or a combination of both conditions. Asthma is also a disease characterized by airflow obstruction, but it is generally not considered to be a part of COPD. Asthma is more reversible than COPD. Some patients with COPD may also have some degree of asthma.

Not all patients with COPD are alike and symptoms vary a great deal. While this is a chronic condition and will never go away, there are treatments available that help to control the symptoms and improve lung function.

What causes COPD?

The most important cause of COPD is cigarette smoking. Exposure to certain ga (More)

Understanding COPD (Chronic Obstructive Pulmonary Disease)

Commonly Asked Questions

Additional Information