Acute bronchitis is an inflammation of the bronchial tubes with a persistent cough, sometimes with mucous sputum. It may also be accompanied by wheezing breath, fever, headache and pain in the limbs.
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Bronchitis is usually caused by a virus and often follows a cold. For healthy people, it is usually harmless and improves after a few days; however, the cough may persist for several weeks.
Smokers and people who spend a lot of time in air-polluted places are especially susceptible to bronchitis.
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