Performance Nutrition Digest

Performance Nutrition Digest

Caffeine before evening training / competition: does it impair sleep? 😴

Data from a new meta-analysis on athletes.

Tom Coughlin's avatar
Tom Coughlin
Oct 02, 2025
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The Effect of Consuming Caffeine Before Late Afternoon/Evening Training or Competition on Sleep: A Systematic Review with Meta-Analysis

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Study Details

This new meta-analysis compiled data from 10 studies (128 participants) to establish the effects o…

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