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chronic bronchitis

What is COPD?

What is COPD?

Chronic Obstructive Pulmonary Disease (COPD) is a lung disease that is chronic and incurable. It characteristically involves both large and small airways and the lung parenchyma, that is, the lung tissue itself. Airways are living pipes that connect your mouth to alveoli (oxygen exchange units that are deep inside your lungs) and as you get deeper into the lungs airways get smaller and smaller. Th... »

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