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the claim

Pulling an all-nighter improves students' performance when studying for exams.

the verdict
INSUFFICIENT LEANING
Recorded sources
0 sources for · 3 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that pulling an all-nighter improves students' performance when studying for exams?

Unclear. Three sources bear on the claim and all point against it: a 2020 study found all-nighters predicted lower correct-answer rates than sleeping 8 hours, a 2024 experiment found one night of total sleep deprivation impaired organic chemistry learning, and a study-skills book notes alertness is needed at test time. None of these settles the general claim at full strength; they cover specific populations and settings.

Verdict: PARTIAL LEAN · 0 sources for, 3 against · Last checked

The private library was unavailable for some searches in this check. Missing library results are not evidence against the claim.

Evidence against · 3
Should I study or should I go (to sleep)? The influence of test schedule on the sleep behavior of undergraduates and its association with performance -
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Should I study or should I go (to sleep)? The influence of test schedule on the sleep behavior of undergraduates and its association with performance - PMC Lock. (n.d.). pmc.ncbi.nlm.nih.gov. https://doi.org/10.1371/journal.pone.0247104

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More against · 2
Studying and Learning in a High-Stakes World
2014
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Flippo, R. F. (2014). Studying and Learning in a High-Stakes World. play.google.com. https://play.google.com/store/books/details?id=D0uAEQAAQBAJ&source=gbs_api

0061 Pulling an All-Nighter Impairs Organic Chemistry Learning: An At-Home, Zoom-Based Sleep Deprivation Experiment
2024
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Barley, B., Tran, D., Fitzsimmons, C., Suarez, A. C., Pua, K. C., & Scullin, M. (2024). 0061 Pulling an All-Nighter Impairs Organic Chemistry Learning: An At-Home, Zoom-Based Sleep Deprivation Experiment. doi.org. https://doi.org/10.1093/sleep/zsae067.0061

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