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Why Does Exercise Induce Asthma?
During normal breathing, the air we take in is first warmed and moistened by
the nasal passages. Because people tend to breathe through their mouths when
they exercise, they are inhaling colder and drier air.
In exercise-induced asthma, the muscle bands around the airways are
sensitive to these changes in temperature and humidity and react by
contracting, which narrows the airway. This results in symptoms of
exercised-induced asthma, which include:
Coughing with asthma
Tightening of the chest
Unusual fatigue while exercising
Shortness of breath when exercising
The symptoms of exercise-induced asthma generally begin within 5-20 minutes
after the start of exercise, or 5-10 minutes after brief exercise has stopped.
If you are experiencing any of these symptoms with exercise, inform your