Artifical light may be linked to breast (and other?) cancer
<a href="http://www.courant.com/news/health/hc-breastcancer0206.artfeb06,0,2553.story?coll=hc-headlines-health">http://www.courant.com/news/health/hc-breastcancer0206.artfeb06,0,2553.story?coll=hc-headlines-health</a>
Certainly seems other studies need to be carried out on it anyway.