Bronchiolitis develops when small airways in the lungs become injured or inflamed. The easy passage of air is blocked, which may cause shortness of breath and cough. It's most often caused by viral infections and is common among young children.
Learn About Bronchiolitis
Bronchioles are small airways that connect your small breathing tubes (airways, or bronchi) to tiny air sacs of the lung. When these small airways are injured or inflamed, it is called bronchiolitis.Learn more
Bronchiolitis Symptoms, Causes, and Risk Factors
The most common cause of bronchiolitis is viral respiratory infections, such as cold viruses and influenza. Other risk factors include inhaling irritants and medical conditions where injury to the small airways may occur. Shortness of breath and coughing are most common symptoms of bronchiolitis.Learn more
Diagnosing and Treating Bronchiolitis
To diagnose bronchiolitis, it is usually important to rule out other medical problems and to determine the type of bronchiolitis. The most common treatments for bronchiolitis are usually prescription medications to help control specific symptoms.Learn more
Living With Bronchiolitis
Most people with bronchiolitis lead productive lives without significant problems, as it may either go away by itself, by avoiding harmful exposures, or with medication.Learn more
Questions and Answers about Bronchiolitis
See answers to common questions about bronchiolitis.Learn more
This content was developed in partnership with the CHEST Foundation, the philanthropic arm of the American College of Chest Physicians.