Asthma

Tightening of Muscles around Airways

Asthma is an inflammatory disorder of the airways, characterized by periodic attacks of wheezing, shortness of breath, chest tightness, and/or coughing.

Three things make it harder to breath during an asthma attack

1
The inflammation (swelling) of the lining of the airways.

Airway inflammation

2
The tightening of the muscles around the airways.

tightening of the muscles around the airways

3
Fluid/mucus filling the airways.

mucus filling the airways

These factors reduce airflow and produce the characteristic wheezing sound.

Reference www.drgreene.org

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