State two respiratory problems caused by smoking and describe how they
are caused.

Basically, smoking can cause lung disease by damaging your airways and the small air sacs (alveoli) found in your lungs. Lung diseases caused by smoking include COPD, which includes emphysema and chronic bronchitis. Cigarette smoking causes most cases of lung cancer.

Explanation:

2%? i tried finding the exact sorry if it's not 100% correct ; -;