What is Exercise-Induced Asthma? [Video]

Transcript

Dr. Brian Modena: Exercise induced asthma is asthma that occurs after the start of exercise.

It typically happens in the first 15 minutes of exercise.

It’s caused, we believe, by drying of the airways.

You start breathing more quickly.

You lose moisture and the airway dries.

They then close up or get narrow.

It causes symptoms of asthma.

Typically, we think of exercise induced asthma often is uncontrolled asthma, so there’s many people that have asthma that’s uncontrolled.

Then it’s just worsened or exacerbated by exercise.

There’s also patients where they only have exercise induced asthma.

Their asthma’s well controlled.

They don’t have problems.

They start exercising and they start having symptoms.

Typically it’s in the first couple of minutes to 15 minutes of exercising.

The individual will start feeling chest tightness, like difficulty breathing in and out.

They’ll start coughing, wheezing.

Whatever they’re doing, they feel like they’re not able to do it the best that they can.

The difference …