How does asthma occur?

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asked Jun 13, 2022 126k views

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Mcnesium · Answer 1 · 2022-06-18T14:20:52+0000

Asthma is caused by swelling (inflammation) of the breathing tubes that carry air in and out of the lungs. This makes the tubes highly sensitive, so they temporarily narrow. It may happen randomly or after exposure to a trigger.

How does asthma occur?

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