Yoga can improve health-related quality of life, reduce fatigue and sleep disturbances when compared with no therapy, as well as reducing depression and anxiety in women suffering breast cancer.
Cramer H, Lauche R, Klose P, Lange S, Langhorst J, Dobos GJ. Yoga for improving health-related quality of life, mental health and cancer-related symptoms in women diagnosed with breast cancer. Cochrane Database Syst Rev. 2017 Jan 3;1:CD010802. doi: 10.1002/14651858.CD010802.pub2. https://www.ncbi.nlm.nih.gov/pubmed/28045199