Authors
Jozo Grgic, Ivana Grgic, Craig Pickering, Brad J Schoenfeld, David J Bishop, Zeljko Pedisic
Publication date
2020/6/1
Source
British journal of sports medicine
Volume
54
Issue
11
Pages
681-688
Publisher
BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine
Description
Objective
To systematically review, summarise and appraise findings of published meta-analyses that examined the effects of caffeine on exercise performance.
Design
Umbrella review.
Data sources
Twelve databases.
Eligibility criteria for selecting studies
Meta-analyses that examined the effects of caffeine ingestion on exercise performance.
Results
Eleven reviews (with a total of 21 meta-analyses) were included, all being of moderate or high methodological quality (assessed using the Assessing the Methodological Quality of Systematic Reviews 2 checklist). In the meta-analyses, caffeine was ergogenic for aerobic endurance, muscle strength, muscle endurance, power, jumping performance and exercise speed. However, not all analyses provided a definite direction for the effect of caffeine when considering the 95% prediction interval. Using the Grading of Recommendations Assessment, Development and …
Scholar articles
J Grgic, I Grgic, C Pickering, BJ Schoenfeld, DJ Bishop… - British journal of sports medicine, 2020