ENDescription
Asthma (bronchial asthma) is a chronic lung condition in which the bronchial airways swell (narrow) and may produce extra mucus. This can cause breathing difficulty, wheezing, coughing, and shortness of breath. The most common type is allergic asthma.
Related Subjects
The graph displays the other subjects mentioned on the same pages as the subject "Asthma". If the same subject occurs on a page with "Asthma" more than once, it appears closer to "Asthma" on the graph, and is colored in a darker shade. The closer a subject is to the center, the more "related" the subjects are.