Asthma is a
long-lasting (chronic) disease of the
respiratory system . It causes
inflammation in tubes that carry air to the lungs
(bronchial tubes). The inflammation makes your bronchial tubes likely to
overreact to certain triggers. An overreaction can lead to decreased lung
function, sudden difficulty breathing, and other symptoms of an
If you avoid triggers, you
- Prevent some asthma attacks.
the frequency and severity of some attacks.
You may not be able to avoid or even want to avoid all your
asthma triggers. However, you can identify many things that trigger your
- Monitoring your lung function (peak expiratory flow). Your lungs will not work as well when you are around a
- Being tested for allergies. If you have allergies, the
substances to which you are allergic can trigger symptoms.