THE IMPACT OF CIRCADIAN PHENOTYPE & TIME SINCE AWAKENING ON PERFORMANCE IN ATHLETES – 2015
Elise Facer-Childs; Roland Brandstaetter
HIGHLIGHTS
(1) Athlete performance shows significant variation during the day
(2) Personal best performance times differ significantly between circadian phenotypes
(3) Internal biological time is the most reliable predictor of peak performance time
(4) Performance variations can be as pronounced as 26% in the course of a day