Report: Radiotherapy can impact heart health
Physicians at the University of Pennsylvania have made the alarming discovering that radiotherapy to the left breast can have an impact on the heart. According to the report published in the Journal of Clinical Oncology, women who receive treatment to the area more commonly develop coronary artery disease, as opposed to those that receive therapy for the right breast.

More: http://news.yahoo.com/s/acs/20061002/hl_acs/radiation_to_left_breast__take_care_of_your_heart