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What is an asthma attack?

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During an asthma attack, the muscles in your airway tighten. The lining gets swollen and they make more and thicker mucus. All of this makes it hard to breathe.

SOURCES: UptoDate Patient Information: "Trigger avoidance in asthma" and "Pathogenesis and management of status asthmaticus in adults." American Academy of Allergy, Asthma & Immunology: "Tips to Remember: asthma triggers and management" and "Allergic Conditions: Exercise-Induced Asthma (EIA)." Merck Manual Home Edition: "Asthma."


Reviewed by Nayana Ambardekar on May 23, 2019

SOURCES: UptoDate Patient Information: "Trigger avoidance in asthma" and "Pathogenesis and management of status asthmaticus in adults." American Academy of Allergy, Asthma & Immunology: "Tips to Remember: asthma triggers and management" and "Allergic Conditions: Exercise-Induced Asthma (EIA)." Merck Manual Home Edition: "Asthma."


Reviewed by Nayana Ambardekar on May 23, 2019

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What are early warning signs of an asthma attack?

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