Question

what is chronic obstructive pulmonary disease ??​

Answer 1

Answer:

Emphysema and chronic bronchitis are the most common conditions that make up COPD. Damage to the lungs from COPD can't be reversed.

Symptoms include shortness of breath, wheezing or a chronic cough.

Explanation:

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Answer 2

A group of lung diseases that block airflow and make it difficult to breathe.

Emphysema and chronic bronchitis are the most common conditions that make up COPD