by drcatherinedarley | Jul 20, 2010 | behavioral treatment, circadian rhythm, Light therapy, melatonin, performance, sleep
What is a zeitgeiber??? The word ‘zeitgeiber’ comes from the German language, and means ‘time giver.’ Zeitgeibers are clues in the external world that help keep our internal body clock in sync with the 24 hour day/night rhythm. This word is...