What triggers an asthma attack?

There can be many triggers for an asthma attack, most commonly respiratory allergens (dust/mold), infections, acid reflux, changes in temperature/season and exercise. Watch pulmonologist Brian Gelbman, MD, describe common asthma attack culprits.

Most people with asthma understand asthma triggers. But do you know what causes asthma in the first place?

Get the dirt on what causes allergies and asthma.

From pollen to pigweed, learn how to stop pesky fall allergens in their tracks.

Is this the reason you're wheezing?

Existing health conditions and other factors can put a person at a greater risk for this serious bacterial infection.