Daylight improves intelligence, physiology, and our circadian rhythm

Daylight offers the brain better work conditions, because it optimizes our 24-hour circadian rhythm.

This is measured by the brain’s performance and intelligence. Applying several physiological and behavioural study parameters, the research team from Switzerland have demonstrated that daylight optimizes the body, brain, consciousness and mind.

Read more here

Can light make us bright? Effects of light on cognition and sleep

Chellappa SL, Gordijn MC, Cajochen C.

Progress in Brain Research, 2011;190:119-33.