Neat News 680 (added 2017-11-10)
Blue Light Relaxing

© Stephanb [CC BY-SA 3.0]
Blue light helps people to relax. In tests it has been found that the relaxation process after a stressful situation can be accelerated by exposure to blue light.
Blue light helps people to relax. In tests it has been found that the relaxation process after a stressful situation can be accelerated by exposure to blue light.