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Shift from fast sawtooth to slow NREM-like delta waves

Biomarker

1 paper2 findings

Effects

1

Overnight memory consolidation

downin humans1

1 study

  1. Shift from fast sawtooth to slow NREM-like delta waves impair overnight memory consolidation in humans.

    “Furthermore, this shift in REM oscillations is linked to impaired overnight memory consolidation, independent of NREM sleep quality.”

    Humansbrain

    REM Sleep Misfires: Intruding Delta Waves Forecast Tau, Amyloid, and Forgetting in Aging

    bioRxiv : the preprint server for biology22 Aug 2025Preprint

Associations

1

Amyloid-beta and tau burden

upin humans1

1 study

  1. Shift from fast sawtooth to slow NREM-like delta waves are associated with amyloid-beta and tau burden in humans.

    “Beyond chronological age, this shift is associated with amyloid-beta and tau burden”

    Humansbrain

    REM Sleep Misfires: Intruding Delta Waves Forecast Tau, Amyloid, and Forgetting in Aging

    bioRxiv : the preprint server for biology22 Aug 2025Preprint

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