Coughing Causes More Condition_symptoms Repeated Coughing Causes Emphysema. Why This Reduce The Amount Of Oxygen That Can Be Absorbed Into The Blood?

Repeated coughing causes emphysema. why this reduce the amount of oxygen that can be absorbed into the blood? - coughing causes more condition_symptoms

Recurrent coughing caused emphysema. Explain why it reduces the amount of oxygen that can be absorbed into the blood?