Chronic obstructive pulmonary disease is a general term that refers to a number of chronic pulmonary conditions characterized by narrowing and obstruction of airways, increased retention of pulmonary secretions and structural deterioration of alveoli. This airflow limitation is progressive and not fully reversible. This illustrated book contains essential information about chronic obstructive pulmonary disease. Its appeal is broad and it should prove an invaluable resource for students across a range of disciplines. Theoretical perspective are explained and clarified through integration with professional issues of health workers to make this a highly practical academic textbook.