Effect sizes (Cohen's d) for cold water immersion versus control. Graph represents effect of intervention on exercise performance. aTime to volitional fatigue running at 60% VO2max. bTime to volitional fatigue cycling at 80% VO2max. cTime to volitional fatigue at first ventilatory threshold. dDistance run in 30 minutes at self-controlled pace. eDistance cycled in 30 minutes at self-controlled pace. fMean power output during 40-minute cycling time trial.
Jones et al. BMC Medicine 2012 10:166 doi:10.1186/1741-7015-10-166