Disruption of circadian rhythm linked to breast cancer, shows study

[News]

The disruption of a person's circadian rhythm—their 24-hour biological clock—has been linked to an increased risk of breast cancer, according to new University of Georgia research. The culprit, in this study in particular, is artificial light.

More... (http://www.news-medical.net/news/20141020/Disruption-of-circadian-rhythm-linked-to-breast-cancer-shows-study.aspx)