The Definition of Chronic Asthma
Asthma is a disease of the lungs where the there is widespread inflammation or saddening narrowing of the bronchial tubes.
Asthma currently can be divided into 4 types according to the National Institute of Health. The 4 types are mild intermittent, mild persistent, moderate persistent and severe persistent. Asthma sufferers that fall into the severe persistent range category have chronic asthma.