Papers/PMID:38226646
The dose-dependent effect of caffeine supplementation on performance, reaction time and postural stability in CrossFit - a randomized placebo-controlled crossover trial.
Journal of the International Society of Sports Nutrition2024The record
1 finding · 1 compound · 1 endpoint · 1 null
What it reported
How to read these marksEvery finding here is a null result.
What did not
1 finding
caffeine — no detected effect on rating of perceived exertion
ModerateEvidence strength: moderate. Human evidence with one recorded weakness, or capped at moderate by its design or by unread numbers.FindingNull resultreplicated ×10“Regarding the HR and the RPE, there were no significant differences between HRmean, HRmax or RPE and CAF/PLA during the whole study protocol.”
Quoted verbatim from The dose-dependent effect of caffeine supplementation on performance, reaction time and postural stability in CrossFit - a randomized placebo-controlled crossover trial.. - Study
- crossover
- Dose
- 3, 6 or 9 mg/kg body mass caffeine, single acute dose 70 min before the exercise test
- Population
- 26 moderately trained CrossFit practitioners (10 females, 16 males) with habitual moderate caffeine intake; all three caffeine doses compared with placebo; RPE rated on the Borg 6 to 20 scale after the Fight Gone Bad test
The dose-dependent effect of caffeine supplementation on performance, reaction time and postural stability in CrossFit - a randomized placebo-controlled crossover trial.2024PMID:38226646Permalink