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the claim

Drinking coffee improves concentration and cognitive performance

the verdict

SUPPORTED

the evidence backs this

confidence 86/100

Scientific evidence supports the claim that drinking coffee enhances alertness, concentration, and cognitive performance across various tasks and conditions.

Evidence for · 2

Investigation of the Effects of Coffee on Alertness and Performance during the Day and Night

2008 · cited by 63

This study demonstrates that consuming caffeinated coffee has a beneficial effect on alertness and improves performance on various cognitive tasks during both day and night sessions.

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More for · 1

Caffeine intake almost always affects physical performance and cognitive processes responsible for awareness

2023 · cited by 0

This review confirms that caffeine, a substance found in coffee, serves as both an ergogenic support for physical activity and an effective cognitive support.

The paper trail · every fact has a biography

first checked01 Aug 2026

judged → SUPPORTED · 8601 Aug 2026

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