LYCOS RETRIEVER 
Bronchitis: Persons
built 643 days ago
In these early phases of chronic bronchitis, the person may lead an entirely normal life, including vigorous sports. Sensitive breathing tests... can indicate the beginning of irreversible damage to the lung even at this stage.
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Acute bronchitis can lead to chest discomfort, breathlessness, wheezing, and a deep cough that brings up yellow mucus. A person with acute bronchitis may feel tired for a few days and may have a fever. An occasional, brief attack of bronchitis usually goes away in a matter of days without causing long-term health problems.
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Acute bronchitis is usually caused by a virus. Often a person gets acute bronchitis after having an upper respiratory tract infection such as a cold or the flu. In rare cases, acute bronchitis is caused by bacteria.
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