Sleep anomalies not linked to breast cancer incidence

[News]

There is no association between self-reported sleep duration, sleep quality, insomnia, or sleep disturbance and the incidence of breast cancer, according to findings from the Women’s Health Initiative.

More... (http://www.news-medical.net/news/20131021/Sleep-anomalies-not-linked-to-breast-cancer-incidence.aspx)