Learning More About COPD

COPD is a progressive lung disease that makes it hard to breathe. The disease is more common than you think and is currently the third leading cause of death in the United States. The good news is that COPD is often preventable and treatable. Whether you have been diagnosed, know someone who has been diagnosed or are interested in learning more, the American Lung Association not only can provide information to increase your knowledge and understanding of the disease but offer a number of resources and tools for those living or caring for someone with COPD. The more you know about COPD, the more control you have over your life and the fight against it.

Understanding COPD

Woman with COPD on Oxygen

It's important to understand details about what COPD is, what causes it and how serious this illness can be. » More

Symptoms, Diagnosis and Treatment

patient with doctor

Learn the signs and symptoms of COPD, how doctors test for it and what kinds of treatment options are used. » More

Preventing COPD

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In many cases, COPD can be prevented. Take these steps to reduce your risk. » More

Research and Data


Get up to date information and statistics about COPD, as well as the latest research. » More

COPD Dictionary

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Confused with medical speak? See terms that are commonly used when talking about COPD. » More