How does bronchitis affect the body?

When you have bronchitis, the lining of the bronchial tubes, which are the airways that connect your windpipe (trachea) and your lungs, swells and becomes inflamed. This causes the bronchial tubes to produce excess mucus, which partially blocks the airway and causes the wet cough that is typical of bronchitis. In cases of the less common and more severe form known as chronic bronchitis, ongoing inflammation of the bronchial tubes can cause them to thicken and become scarred, leading to long-term damage.

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Lung Disease and Respiratory System

Lung Disease and Respiratory System

Diseases, pollutants and genetics can affect your respiratory health. The simple cold - which is caused by more than 200 different viruses - inflames the upper respiratory tract, resulting in a cough, runny nose and sneezing. A mo...

re severe cough combined with mucus is a sign of bronchitis, where the membranes lining the bronchial tubes become inflamed. The inflammatory lung disease asthma affects more than 20 million people, making airways constrict when exposed to irritants like dust, pet dander and cigarette smoke. Pneumonia, another inflammation of the lungs, can occur because of a bacterial or viral infection. People suffering from cystic fibrosis, an inherited lung disease, frequently battle bacterial infections and airways clogged with thick and sticky mucus.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.