COPD: Chronic Obstructive Pulmonary Disease Causes

COPD stands for chronic obstructive pulmonary disease. It covers a range of lung diseases that include emphysema, chronic bronchitis and chronic obstructive airways disease. Symptoms A common symptom of COPD is what many people call “smoker’s cough”. Such a cough is persistent and becomes worse. The primary symptom, however, is Breathing Problems. Doctors refer to […]