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In this article

The enduring mystery of caffeine’s ergogenic effects

Caffeine’s ability to boost exercise performance is well known. Exactly how it does so is a little less clear.

Study under review: Caffeine and Physiological Responses to Submaximal Exercise: A Meta-Analysis

Introduction

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Who and what was studied?

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What is submaximal exercise?

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What were the findings?

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What does the study really tell us?

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The big picture

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Frequently asked questions

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What should I know?

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