Results 151 to 160 of about 472,554 (253)

Phase coupling between eye and brain pulsations is bidirectional and modulated by the parasympathetic system – An fMREye study

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose Physiological pulsations driven by cardiac, respiratory, and vasomotor activity are essential for solute transport within perivascular and perineural cerebrospinal fluid (CSF) pathways that support brain and eye clearance systems. Previous studies have shown that parasympathetic blockade significantly reduces ocular pulsation power and
Ebrahimi Seyed‐Mohsen   +9 more
wiley   +1 more source

From barriers to benefits: A personalized sleep intervention enhances sleep duration and emotional health in chronic short sleepers

open access: yesBritish Journal of Psychology, EarlyView.
Abstract This pilot study evaluated a personalized sleep intervention incorporating motivational interviewing techniques to address sleep barriers, along with tailored sleep hygiene and extension for chronic short sleepers. Eleven university students completed a 14‐day sequential intervention (baseline, sleep hygiene and a combined phase adding 90‐min ...
Wei Wang   +11 more
wiley   +1 more source

REM sleep favors the restructuring of problem-related semantic associations. [PDF]

open access: yesCommun Biol
Bieth T   +12 more
europepmc   +1 more source

REM sleep alterations in primary insomnia

open access: yes, 2012
Objectives: We previously (2008) found an association between REM sleep duration and perceived wakefulness in 81 patients with primary insomnia (PI) in addition to a clearly increased arousal index in REM sleep.
C. NISSEN   +4 more
core  

Nocturnal Hypoxemia Burden Correlates With Vestibular Dysfunction in Obstructive Sleep Apnea

open access: yesClinical Otolaryngology, EarlyView.
ABSTRACT Introduction Obstructive sleep apnea (OSA) is a potential contributor to vestibular dysfunction, though specific correlating parameters remain unclear. This study aimed to determine whether hypoxemia severity indices correlate quantitatively with caloric slow‐phase eye velocity (SPV), a marker of vestibular function. Methods In a retrospective
Dachan Kim   +2 more
wiley   +1 more source

REM Sleep and Depression

open access: yes, 2012
Disturbances of sleep are typical for most depressed patients and belong to the core symptoms of the disorder. Since the 1960s polysomnographic sleep research has demonstrated that besides disturbances of sleep continuity, depression presents a ...
Palagini L.   +2 more
core  

Driving Navigation in Older Adults Across the Alzheimer's Disease Continuum

open access: yesJournal of the American Geriatrics Society, EarlyView.
ABSTRACT Background and Objectives To examine whether time from amyloid positivity (amyloid time), a continuous measure of biological Alzheimer's disease (AD) progression, is associated with differences in navigation‐related driving behaviors among older adults.
Yiqi Zhu   +8 more
wiley   +1 more source

Low-dimensional population dynamics in the brainstem gate REM sleep. [PDF]

open access: yesNat Neurosci
Lozano DE   +6 more
europepmc   +1 more source

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