What causes bronchitis?

Bronchitis is most often caused by viral infections but can also result from exposure to irritants like smoke, dust, or pollution.

How long do bronchitis symptoms last?

Acute bronchitis symptoms typically last for 2 to 3 weeks, but chronic bronchitis can persist longer and requires medical management.

When should I see a doctor for bronchitis?

Consult a healthcare provider if symptoms worsen, if you have a high fever, difficulty breathing, or if the cough lasts more than three weeks.

What Are 5 Common Symptoms of Bronchitis? Signs to Watch For

Learn the 5 key symptoms of bronchitis including cough, mucus, fatigue, shortness of breath, and fever. When to see a doctor explained.

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Aug 1, 2026

Five symptoms of bronchitis include: persistent cough, production of mucus (sputum) which may be clear, white, yellowish-gray or green, fatigue, shortness of breath, and slight fever and chills. If symptoms persist or worsen, it's advisable to consult with a healthcare provider.

FAQs & Answers

What causes bronchitis? Bronchitis is most often caused by viral infections but can also result from exposure to irritants like smoke, dust, or pollution.
How long do bronchitis symptoms last? Acute bronchitis symptoms typically last for 2 to 3 weeks, but chronic bronchitis can persist longer and requires medical management.
When should I see a doctor for bronchitis? Consult a healthcare provider if symptoms worsen, if you have a high fever, difficulty breathing, or if the cough lasts more than three weeks.

Watch More

For more information on respiratory conditions, check out our detailed videos on cold vs bronchitis symptoms and effective home remedies to soothe cough and congestion.

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