The Who, What, Where, When and Sometimes, Why.

Being Born Female

Being born female is the main risk factor for breast cancer. Men don’t have the same complex breast growth and development as women.

Although men can get breast cancer, it’s about 100 times more common in women [39].

For example, in 2018 (most recent data available), the incidence rates (new cases per year) were [39]:

Women

Men

Incidence rate

129.3 per 100,000

1.3 per 100,000

Learn more about breast cancer in men.

Updated 03/09/22

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