Chrome 2001
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Aetna Intelihealth InteliHealth Aetna Intelihealth Aetna Intelihealth
 
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Harvard Medical School

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Chrome 2001
Chrome 2001

Asthma
Asthma is a chronic (long-term) lung condition. Air passages narrow and become inflamed.
Who Is At Risk?
More than 100 million people worldwide have asthma.
Overview
A chronic condition of the lungs, asthma occurs when inflammation causes airways to narrow, resulting in wheezing, coughing, difficulty breathing and chest tightness.

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What Triggers An Attack?

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Types Of Asthma


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