Why do non-smokers get lung cancer?

Dr Linda Calabresi

writer

Dr Linda Calabresi

GP; Medical Editor, Healthed

Dr Linda Calabresi

If it isn’t bad enough that lung cancer remains Australia’s leading cause of cancer death (1), the fact that about a quarter of all cases of lung cancer cases occur in non-smokers is terrifying.

If it’s not cigarettes that’s causing a vulnerability to this deadly cancer then what is it?
 

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