Chronic bronchitis is the type of bronchitis that causes COPD. It develops when hair-like fibers called cilia disappear from the bronchial tubes, making it difficult to cough mucus from the lungs.
which is the third leading cause of death in the U.S. People with COPD experience shortness of breath, wheezing, and coughing, and unfortunately, the condition worsens over time. As of 2019 ...
COPD is divided into two groups: chronic bronchitis and emphysema, which cause chronic cough, sputum production, shortness of breath and wheezing. With COPD, lung function shows airflow ...