Breast cancer radiation does not affect women's immune system
 

A new study shows that neither of two commonly used radiation treatments for early-stage, node-negative breast cancer has any effect on a woman's immune system, even though women who receive five-day partial-breast radiation therapy (MammoSite brachytherapy) (PBRT) have improved energy and quality of life compared to women who undergo six weeks of whole-breast radiation therapy (WBRT).

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