A member asked:

Are the frequencies of cancer types similar in different countries?

2 doctors weighed in across 2 answers

Not always: Frequency of cancer is affected more by race, diet, lifestyle, and environmental factors.

Answered 7/22/2011

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No: Breast cancer is rather lowin japan, but japanese women moving to us acquire us risks. The theory favors diet as a cause. There is very little prostate cancer in saudi arabia. Some claim it is due to the low age, but the lymphoma rateis high, these may be environmental or genetic factors.

Answered 12/26/2012

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