Asthma and Chronic Obstructive Pulmonary Disease (COPD) are two distinct diseases with different underlying causes and treatments. Asthma is a chronic respiratory disease characterized by inflammation and narrowing of the airways, leading to wheezing, coughing, and shortness of breath. COPD, on the other hand, is a progressive respiratory disease that causes obstruction of airflow in the lungs and includes chronic bronchitis and emphysema.
While both asthma and COPD involve obstruction of the airways, the mechanisms by which they occur are different. Asthma is primarily caused by inflammation and hyperreactivity of the airways, while COPD is primarily caused by damage to the lung tissue and air sacs, resulting in loss of elasticity and narrowing of the airways.
Therefore, while asthma and COPD share some symptoms and may have overlapping treatments, they are distinct diseases with different underlying causes and should be treated accordingly.