Asthma
Description
A condition in which a person's airways narrow, swell and produce extra mucus.
Overview
In asthma, the airways narrow, swell and produce extra mucus.
Symptoms
Asthma can make breathing difficult and trigger coughing, wheezing and shortness of breath. Asthma can be minor or interfere with daily activities. But in some people, it may lead to a life-threatening attack.
Treatments
The condition usually can be controlled with medicines.
