Occupational Asthma Topic Guide
Asthma Medications Asthma is a disease that affects the breathing passages of the lungs (bronchi and bronchioles). Asthma is caused by chronic (ongoing, long-term) inflammation of these passages.
Asthma and Allergy Resources
- What Are the Asthma Treatments for Kids?
- No Smoking: Help for the First Hard Days
- Are You At Risk for COPD?