I am out of town, so will just offer a brief Sunday update of a few links:
http://www.ibtimes.co.uk/yoga-reduces-fatigue-inflammation-breast-cancer-survivors-1434126
http://www.yogahealthfoundation.org/health_benefits_of_yoga_explained#breastcancer
http://www.lbbc.org/Learning-From-Others/Ask-the-Expert/2014-03-Yoga-and-Breast-Cancer
Happy reading!