Research has shown that there may be a link between prostate cancer and breast cancer. A family history of breast cancer is associated with an increased risk of prostate cancer. The risk of breast cancer was much higher -- more than double the average risk -- in Black women with a first-degree family history of both breast and prostate cancer compared to white .
Mar 09, · Cancers of the breast and prostate are among the most common invasive cancers found in the United States, Beebe-Dimmer said. In , an estimated , new . A history of prostate cancer in one or more first-degree relatives (father or brother) may increase a woman’s risk of breast cancer, especially if the prostate cancer was found at a young .
Prostate Cancer Risk Factors - American Cancer Society.