Polyphasic sleep has measurable medium-term effects on cognitive performance
the verdict
SUPPORTED
the evidence backs this
confidence 75/100
Clinical and experimental studies indicate that polyphasic sleep schedules have measurable medium-term effects on cognitive performance, vigilance, and neurobehavioral functioning.
Evidence for · 2
Neurobehavioral functions and sleep architecture during polyphasic and monophasic short sleep schedules.
2026 · cited by 0
Paper [1] demonstrates that adopting a polyphasic short sleep schedule (Uberman) results in measurable, adverse neurobehavioral and cognitive impairments compared to monophasic sleep.
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More for · 1
PolyPhasic Sleep: Effects on a Human Body
2024 · cited by 0
Paper [7] evaluates multiple polyphasic sleep patterns over six months and documents measurable impacts on productivity, cognitive skills, and overall health.