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Orexin A 2026-06-05 EuropePMC

Hypothalamic-brainstem activity sequence identified as underlying arousal fluctuations in daytime drowsiness

A hypothalamic-brainstem activity sequence underlies arousal fluctuations during daytime drowsiness

Abstract

A hypothalamic-brainstem activity sequence drives arousal fluctuations during daytime drowsiness, revealing neural mechanisms of alertness.


hypothalamus brainstem arousal drowsiness sleep neuroscience
Source: europepmc:epmc_PMC13232331 · Ingested 2026-06-05 · Digest: gemini-2.5-flash