Posts Tagged ‘blue light’

How light affects the brain

Wednesday, December 15th, 2010

A recent (2010) University of Geneva study has concluded with the need to pay “more attention to our light environment at home and in the work place”.

University of Geneva scientists, working with others from England and Belgium, participated in a study that shows how the brain affects emotions in response to different kinds of light. Sophie Schwartz, from the university’s centre for neuroscience, tells Swisster about the significance of the research, which further explains seasonal affective disorder and why bright days can lift our spirits. (more…)

Blue Light may Improve Alertness

Wednesday, February 1st, 2006

Journal Sleep study Found that Color of Light Affects Performance.

Researchers at Brigham and Women’s Hospital and the Harvard Medical School compared the effects of different colored lights on alertness and performance. They found that people exposed to blue light rated themselves as less sleepy, with a quicker reaction time than those exposed to green light. They also claimed to have fewer lapses in their attention than the others.