When coughing for weeks is not good, is it a cold with [procrastination] or some other more serious problem? In general, we call cough lasting more than 8 weeks [chronic cough]. There are what reasons that may cause chronic cough? The following are 8 common reasons. 1. Asthma and allergies Asthma is a chronic inflammatory disease of the airway, usually manifested by recurrent chest tightness, shortness of breath, wheezing and cough. When these asthma symptoms suddenly erupt, we call this acute attack of asthma. There is a special type of asthma, called cough variant asthma, which is manifested by cough and usually attacks and intensifies at night and/or in the morning. Although cough variant asthma may occur at any age, Read More …