155k views
4 votes
What problem of the respiratory system is almost always caused by smoking?

User RoadBump
by
7.6k points

1 Answer

4 votes

Answer: Lung diseases

Explanation: Lung diseases caused by smoking include COPD, which includes emphysema and chronic bronchitis. Cigarette smoking causes most cases of lung cancer.

User Agillgilla
by
6.9k points