What percentage of never-smokers gets lung cancer?

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Why is Lung Cancer increasing in never-smokers?

Lung cancer is the third most common cancer among cancer patients all over the world following breast and prostate. It is regarded as the leading cause of cancer related death worldwide. Smoking tobacco is considered the primary cause of lung cancer. But nowadays the rate of lung cancer in non-smokers is astonishingly increasing. Though why lung cancer is increasing in non-smokers, especially in young women, is not clear. So, to stay protected from this dreadful disease you should consult the best lung cancer doctor in Delhi like Dr. Manish Singhal for a routine check-up.

Why is lung cancer on the rise in nonsmokers? The cause of lung cancer includes many risk factors. You may not have the habit of smoking cigarettes or pipes, but still, you have the risk of getting lung cancer because of other possible risk factors, like exposure to: 

Secondhand smoke

Pollution

Radon

Asbestos, arsenic, chromium, or other chemicals

Family history


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