It is a general term for a group of conditions in which there is persistent difficulty in expelling (or exhaling) air from the lungs
emphysema ashma bronchitis
It is a disease that can be treated and controlled, but not cured
There are two forms: simple, which is known as coal workers' pneumoconiosis (CWP); and complicated, which is known as progressive massive fibrosis (PMF).Also known as Anthracosis
Anthracosis
Learn About Chronic Obstructive Pulmonary Disease
Chronic Obstructive Pulmonary Disease Explained
Chronic Obstructive Pulmonary Disease - COPD
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