Asthma is a common lung condition that causes occasional breathing difficulties.
Asthma is a common lung condition that causes occasional breathing problems.
The main symptoms of asthma include wheezing and shortness of breath. There may be times when the symptoms get better and times when they get worse.
The main treatments for asthma are inhalers that either ease symptoms when they occur or help stop symptoms occurring.
Asthma is caused by inflammation of the tubes that carry air in and out of the lungs. It's sometimes triggered by things like allergies or smoke.
Page last reviewed: 19/02/2018
Next review due: 19/02/2021