How do you get emphysema?

Answer:
It's when you smoke. Smoking causes your air sacs ( littles sacs in your lungs to get bigger, decreacing the amont of surface area in your lungs) and making you unable to breathe and if you smoke too much you get Lung Cancer and you'll die.
First answer by ID1453222184. Last edit by ID1453222184. Question popularity: 1 [recommend question].