Married cancer researchers both diagnosed with breast cancer at same age

[Emily]

There is no cancer in history in either researcher's family background. They were both diagnosed when 46 years of age, and the cancer was of a type and stage that caused both of them to have mastectomies and chemotherapy.

http://abcnews.go.com/Health/married-cancer-research-scientists-breast-cancer/story?id=17814665#.ULiP9e_heSp

Breast cancer is very rare in men. "Of all the cases of breast cancer, 99 percent are women and one percent are men," according to Oliver's doctor and men's breast cancer specialist at the MD Anderson Cancer Center, Dr. Sharon Giordano. The Boglers are the first couple Giordano has ever seen who have both had breast cancer -- and she has seen over 100 male breast cancer patients.
[snip]
Oliver assured his family that the radiation he and Irene received in their labs while researching is no worse than one gets from an X-ray machine at the airport. Daniel says he believes the entire situation is nothing more than very bad luck...

Same bad luck as other researchers working with supposedly safe levels of ionizing radiation have had?
http://www.safetyonline.com/doc.mvc/Chemicals-May-Have-Caused-Brain-Tumors-at-BP-0002?VNETCOOKIE=NO

[snip]
The study noted that researchers who developed glioma had worked with low-level ionizing radiation and n-hexane more frequently than the control group. "It is unlikely ionizing radiation or n-hexane alone were responsible, but rather something used in combination with those materials," says Kastory...