Asthma is a chronic respiratory disease that inflames and narrows the airways in the lungs, making it difficult to breathe. It is characterized by episodes of wheezing, chest tightness, shortness of breath, and coughing.
Asthma is a chronic respiratory disease that inflames and narrows the airways in the lungs, making it difficult to breathe. It is characterized by episodes of wheezing, chest tightness, shortness of breath, and coughing.