COPD is a progressive lung disease that includes chronic bronchitis and emphysema.
This condition causes permanent airway obstruction and breathing difficulties. Symptoms include chronic cough, mucus production, shortness of breath, and reduced lung capacity. Smoking is one of the most significant risk factors for COPD. Treatment includes the use of bronchodilators, oxygen therapy, and lifestyle changes such as quitting smoking and regular exercise. In severe cases, patients may require respiratory support devices.