Learning the difference can help reduce symptoms.
Triggers often bring on asthma attacks. A trigger is any thing or condition that causes inflammation in the airways, which then leads to asthma symptoms.
Your personal triggers can be very different from those of another person with asthma. But in every case, it’s important to avoid your triggers in order to keep airway inflammation to a minimum and reduce the symptoms.
About inflammatory triggers
Inflammatory (allergic) triggers can cause inflammation of the lungs’ airways or tightening of the airways’ muscles. Inflammatory triggers include:
About symptom triggers
Symptom (non-allergic) triggers generally do not cause swelling, but they can provoke “twitchy” airways, especially if they’re already inflamed. Symptom triggers include:
Smoke: Exposure to smoke of any kind, whether the source is tobacco, marijuana, forest fires or campfires, can be harmful.
Copied with permission from: Asthma Canada