Living and Coping with COPD - COPD Foundation

cop4dCOPD can cause coughing that produces large amounts of a slimy substance called mucus .It can also cause breathing problems, shortness of breath, chest thtness,The main types of COPD are emphysema and chronic bronchitis. They differ in the damage they do to the airways and lungs. However, the causes, symptoms, and treatment of