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Bronchitis is inflammation and irritation of the airways (bronchial tubes) of the lungs. Coughing is the main symptom. Other symptoms can include mucus (sputum) when coughing, fever, and mild wheezing.
Bronchitis is usually caused by infection from a virus (less commonly with bacteria or a fungus). It can also develop after exposure to chemicals or air pollution, including tobacco smoke.
There are two types of bronchitis.
Current as of: March 9, 2022
Author: Healthwise Staff
Medical Review:E. Gregory Thompson MD - Internal Medicine & Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine & Lesley Ryan MD - Family Medicine
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