03/25/2026
COPD and emphysema are often used interchangeably—but they’re not the same.
COPD is a group of lung diseases, while emphysema is one specific condition within that group, affecting the air sacs in the lungs and the exchange of oxygen.
Understanding the difference can help patients better manage symptoms and treatment options.
Learn more in our guide:
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Learn the difference between COPD and emphysema, how each affects your lungs, and what it means for your treatment. Get practical tips and guidance on managing symptoms and using oxygen therapy effectively.