What is asthma?

Asthma is a common, long-term condition where the airways are very sensitive to anything that irritates them, making it harder to breathe.

Common symptoms

  • Wheezing
  • Tightness
    Tightness in the chest
  • Shortness Breath
    Shortness of breath
  • Icon-Cough

Common triggers

  • Airborne
    Airborne irritants (like smoke and fumes)
  • flower
    Allergens (like pollen, dust and mould)
  • Animals
    Animals and pet allergies
  • Symbicort Cold Air
    Cold Air

Triggers differ from person to person. There may be others, so please discuss with your doctor.

Asthma affects your airways in two ways.


Airway Tightening

Symptoms you feel

The common symptoms of asthma are caused by the constricting of muscles around your airways making it hard to breathe.

Reliever Inhalers treat the symptoms you feel.


Swelling & Inflammation

Hidden cause

If you have asthma, your airways become swollen or inflamed. Though it can’t always be felt, this can make airways more sensitive to triggers, and cause symptoms.

Preventer Inhalers treat swelling & inflammation.

man running in the city v2

For effective asthma control,
it’s important to treat both

For people with asthma, this means treating both the symptoms (airway tightening) and what causes them (the underlying inflammation)

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Download our Quick Guide to asthma and Symbicort

This visual snapshot is a guide to understanding
asthma and how Symbicort can help. Share this
with your doctor to discuss.