Chronic Obstructive Pulmonary Disease (COPD) is a kind of obstructive lung disease. The most common cause are Emphysema and Chronic Bronchitis. Emphysema slowly destroys air sacs in your lungs which interfere with outward airflow. Bronchitis cause inflammation and narrowing of tubes, which allows mucus to build up. In the end regular exercises, for example, strolling or getting dressed, become troublesome. Chronic bronchitis and Emphysema are more seasoned terms utilized for various sorts of COPD. Tobacco smoking is the most widely recognized reason for COPD, with variables, for example, air contamination and hereditary qualities assuming a littler job. Symptoms of Chronic Obstructive Pulmonary Disease includes a persistent chesty cough with phlegm that does not go away, frequent chest infections, persistent wheezing.