Results 61 to 70 of about 7,052 (194)

Are Age‐Related Differences in Sleep Associated With the Different Trajectories of Fluid and Crystallized Intelligence Across the Lifespan?

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT A common misconception is that, with age, cognition deteriorates across all domains. Instead, certain aspects are negatively impacted, while others are relatively spared, or, continue to improve. Specifically, fluid intelligence (i.e., problem‐solving skills) peaks in early adulthood and declines, whereas crystallized intelligence (i.e ...
Anna M. Momy   +4 more
wiley   +1 more source

Chronotype, Genetic Risk, Lifestyle, and Risk of Depression and Anxiety: A Prospective Cohort Study

open access: yesMedComm
We aimed to evaluate associations of chronotype, genetic risk, and lifestyle with depression and anxiety. A total of 242,391 participants without anxiety and depression at baseline in UK Biobank were included.
Dongming Wang   +4 more
doaj   +1 more source

Children Show Stronger Learning‐Dependent Explicit Knowledge Than Adults After Offline Wake or Sleep Intervals

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Previous research has extensively investigated the impact of post‐training sleep and wakefulness on procedural memory consolidation across development. However, results regarding how offline processes specifically affect the explicit and implicit components of newly acquired procedural skills in children and adults remain controversial.
D. Voisin   +4 more
wiley   +1 more source

Chronobiol Int [PDF]

open access: yes
Chronotype is the behavioral manifestation of an individual's underlying circadian rhythm, generally characterized by one's propensity to sleep at a particular time during the 24 hour cycle.

core   +2 more sources

Impaired Alertness Correlates With Chronic Anxiety: A Prospective Tertiary University Centre Cohort

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT The Maintenance of Wakefulness Test (MWT) is a widely used objective measure of daytime alertness, especially in patients with sleep disorders at increased risk of accidents. Anxiety and depression are common in this population and may influence subjective sleepiness and objective alertness.
Anice Borjon   +13 more
wiley   +1 more source

Association between chronotype and obesity in young people

open access: yes, 2016
Publisher Copyright: © 2016, Grupo Arán Ediciones. All rights reserved.Introduction: Characteristics regarding circadian rhythms (Sleep-Wake Cycle) generating a feature called chronotype (morning or evening).
Obregón, Ana María   +4 more
core   +2 more sources

Chronotype patterns among Vietnamese medical students: Associations with psychological distress and functional impairment

open access: yesSleep Epidemiology
Background: Chronotype reflects circadian preference for sleep–wake timing and may influence psychological well-being and daily functioning. However, evidence among Vietnamese medical students is limited.
Phan Thanh Thuy   +7 more
doaj   +1 more source

Resynchronisation of the Biological Clock Using Exposure to Low Oxygen Levels in Humans: An Exploratory Study

open access: yesJournal of Sleep Research, EarlyView.
ABSTRACT Exposure to reduced oxygen levels occurs in several real‐world contexts, such as during air travel or altitude exposure, and emerging evidence suggests that hypoxia may interact with molecular pathways involved in circadian regulation. This exploratory study investigated the effects of normobaric hypoxia on circadian phase shifting in humans ...
Renée Morin   +6 more
wiley   +1 more source

Chronotype and body composition in bipolar disorder

open access: yes, 2009
We explored whether obesity in patients with bipolar disorder is associated with their chronotype. A group of 29 patients with bipolar I disorder, not currently experiencing an affective episode, were assessed for total body fat, mood symptoms, and self ...
FAGIOLINI, A.   +4 more
core   +1 more source

Psychopathy and chronotype disposition: the mediating role of depression

open access: yesHeliyon, 2019
This study examined the relationship between dark triad personality traits and chronotype disposition, whilst incorporating the mediating role of anxiety and/or depression after excluding individuals presenting insomnia and/or physiological sleep ...
Umair Akram   +4 more
doaj   +1 more source

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