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Inflamed bronchial tubes in asthma

Lungs in chest showing bronchial tubes in left lung, with detail of healthy airway and airway inflamed by asthma

In asthma, the airways that carry air to the lungs (bronchial tubes) are inflamed. This can narrow the airways, causing shortness of breath and making it hard to breathe.

Current as of: November 13, 2022

Author: Healthwise Staff
Clinical Review Board: All Healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

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