Exacerbations of chronic bronchitis can be triggered by infections such as a cold or the flu. Lung irritants such as air pollution, dust, fumes, or smoke can also trigger an exacerbation. Exacerbations of chronic bronchitis can be life-threatening.

How long can you live with bronchitis?

Acute bronchitis usually lasts from 10 to 14 days, but some symptoms may last longer. For example, you may have a lingering cough that lasts for a month or sometimes longer. This is true for both children and adults. Older adults may experience more severe symptoms over a longer duration of time.

How long does bronchitis last if untreated?

Acute bronchitis usually lasts 3 to 10 days, although the cough may linger for a few weeks. Chronic bronchitis lasts for months, and symptoms reoccur. Treatment for bronchitis also varies depending on whether it is acute or chronic. Most people recover from acute bronchitis without complications.