Papers/PMID:17240784
Physiological and cognitive responses to caffeine during repeated, high-intensity exercise.
International journal of sport nutrition and exercise metabolism2006The record
2 findings drawn from this paper, on 1 compound across 2 endpoints, 2 of them null.
What it reported
How to read these marksEvery finding here is a null result.
What did not
2 findings
caffeine — no detected effect on rating of perceived exertion
PreliminaryGrade D, Preliminary. Non-human or in vitro only.FindingNull resultreplicated ×6“Caffeine had no significant effect on peak power, work output, RPE, or peak heart rate.”
Quoted verbatim from Physiological and cognitive responses to caffeine during repeated, high-intensity exercise.. - Study
- crossover
- Participants
- 17
- Dose
- 6 mg/kg caffeine, single dose 90 min before exercise, crossover with placebo and no-treatment control
- Population
- mixed-sex subjects (5 female of 17), repeated anaerobic exercise (two 60-s maximal cycling bouts)
Physiological and cognitive responses to caffeine during repeated, high-intensity exercise.2006PMID:17240784
caffeine — no detected effect on peak power output
SpeculativeGrade F, Speculative. Mechanistic inference, or no evidence found.FindingNull resultreplicated ×1“Caffeine had no significant effect on peak power, work output, RPE, or peak heart rate.”
Quoted verbatim from Physiological and cognitive responses to caffeine during repeated, high-intensity exercise.. - Study
- crossover
- Participants
- 17
- Dose
- 6 mg/kg caffeine, single dose 90 min before exercise, crossover with placebo and no-treatment control
- Population
- mixed-sex subjects (5 female of 17), repeated anaerobic exercise (two 60-s maximal cycling bouts)
Physiological and cognitive responses to caffeine during repeated, high-intensity exercise.2006PMID:17240784