Air passes to the lungs through airways called bronchi. Bronchitis is the swelling of the bronchi. It can make breathing difficult.
Bronchi of Lungs
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There are different types of bronchitis such as:
- Acute bronchitis—This is a sudden onset of symptoms. It only lasts a short time and lung function is fully recovered.
- Chronic bronchitis —This is a serious, long-term condition. It causes blockage and damage of the lungs. It is often the result of many years of cigarette smoking.
This fact sheet focuses on acute bronchitis.
Last reviewedJune 2013by Brian Randall, MD
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.