Light at night causes changes in brain linked to depression
Thursday, November 18, 2010 - 13:23
in Psychology & Sociology
Exposure to even dim light at night is enough to cause physical changes in the brains of hamsters that may be associated with depression, a new study shows. Researchers found that female Siberian hamsters exposed to dim light every night for eight weeks showed significant changes in a part of the brain called the hippocampus.