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Understanding an Asthma Attack

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Table of Contents
Airway Inflammation
See how asthma causes inflammation in the smooth muscle cells in the bronchioles, making your airways dangerously narrow.
Mucus in the Airways
See how, during an asthma attack, the airways in your bronchiole (which are tubes leading to the lungs) can quickly become filled with mucus.
The Body’s Immune Response
On any given day, you are probably inhaling much more than just air. See how your body responds to potential allergens or irritants.
All That Mucus
In a person with asthma, the histamines overreact, producing far more mucus than is needed. See how this mucus is made.
How to Fight Inflammation
Asthma leads to unnecessary and often chronic inflammation that can damage airways permanently if left untreated. Read more.
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