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  1. COPD - Symptoms and causes - Mayo Clinic

    Aug 30, 2024 · Chronic obstructive pulmonary disease (COPD) is an ongoing lung condition caused by damage to the lungs. The damage results in swelling and irritation, also called …

  2. COPD: Causes, Symptoms, Diagnosis, Treatment & Prevention

    “Chronic obstructive pulmonary disease” (COPD) is a term for certain types of irreversible lung and airway damage that block (obstruct) your airways and make it hard to breathe.

  3. COPD - Chronic obstructive pulmonary disease | American Lung …

    Chronic obstructive pulmonary disease (COPD), which includes chronic bronchitis and emphysema, is a chronic lung disease that makes it hard to breathe. Here you'll find …

  4. COPD: Ultimate Guide - Healthline

    May 23, 2025 · Chronic obstructive pulmonary disease (COPD) is a group of progressive lung diseases. Here’s what you should know about symptoms, diagnosis, and management.

  5. Chronic obstructive pulmonary disease (COPD)

    In people with COPD, the lungs can get damaged or clogged with phlegm. Symptoms include cough, sometimes with phlegm, difficulty breathing, wheezing and tiredness. Smoking and air …

  6. About COPD | COPD | CDC

    May 15, 2024 · What it is COPD is a group of lung diseases that get worse over time. The most common COPD types are emphysema and chronic bronchitis. There is no cure for COPD, but …

  7. COPD What Is COPD? - NHLBI, NIH

    Nov 8, 2024 · COPD, or chronic obstructive pulmonary disease, is a condition caused by damage to the airways or other parts of the lung. This damage leads to inflammation and other …

  8. COPD - Chronic Obstructive Pulmonary Disease - WebMD

    WebMD's COPD Health Center provides in-depth information on chronic obstructive pulmonary disease including symptoms, causes, treatment options, diagnosis, and tests.

  9. Chronic Obstructive Pulmonary Disease - Johns Hopkins Medicine

    COPD is a term that refers to a group of lung diseases that can interfere with normal breathing. According to the American Lung Association, more than 13 million Americans suffer from COPD.

  10. COPD | Chronic Obstructive Pulmonary Disease | MedlinePlus

    Sep 26, 2025 · COPD (chronic obstructive pulmonary disease) is a group of lung diseases that make it hard to breathe and get worse over time. Normally, the airways and air sacs in your …