Results 61 to 70 of about 12,457 (216)

Effects of Daily Rhythm‐Aligned Training on Skeletal Muscle Adaptation in Older Adults: A Randomized Controlled Trial

open access: yesJournal of Cachexia, Sarcopenia and Muscle, Volume 17, Issue 5, October 2026.
ABSTRACT Background Ageing is associated with declines in skeletal muscle mass and strength, increasing the risk of sarcopenia, functional impairment and reduced quality of life. Resistance training is an effective intervention to counteract these changes.
Fabienne Bruggisser   +10 more
wiley   +1 more source

Phenotypic Variability in Slow‐Wave Sleep in Depression: Associations With Clinical Profiles and Disorder Severity

open access: yesJournal of Sleep Research, Volume 35, Issue 5, October 2026.
ABSTRACT Slow‐wave sleep (SWS; stage N3) is often reported as reduced in depression, yet variability across depressive phenotypes remains poorly characterised. This study aimed to determine whether N3 architecture—proportion, duration, and latency—identifies clinically distinct profiles in major depressive episode (MDE).
Antoine Salmeron   +8 more
wiley   +1 more source

6. meeting of the European Society of Chronobiology

open access: yes, 1990
Centro de Informacion y Documentacion Cientifica (CINDOC). C/Joaquin Costa, 22. 28002 Madrid.
European Society of Chronobiology, Leiden (Netherlands)
core  

Nocturnal asthma: Understanding chronobiology and chronotherapy [PDF]

open access: yes, 1997
The field of chronobiology and chronotherapy in medicine is in its relative infancy. However, important knowledge has been gained so as to better understand both the pathophysiology of diseases and the corresponding therapeutic interventions.
Richard J. Martin, Martin, Richard J.
core   +1 more source

Review of the monographi S.M. Chibisov, G.S. Katinas, M.V. Ragulskaya. “Biorhythms and cosmos: monitoring cosmobiospheric connections”

open access: yesRUDN Journal of Medicine, 2014
The book presents the results, long-term monitoring of physiological parameters of the human body and heliophysical factors. The authors examine the history of the development of chronobiology from the antique times to our time, in more detail stopping ...
S A Shastun, S I Rapoport
doaj  

Lights On or Off? The Efficacy of Light Therapy as Add‐On to Cognitive Behavioural Therapy for Insomnia—A Pilot Study

open access: yesJournal of Sleep Research, Volume 35, Issue 5, October 2026.
ABSTRACT Cognitive behavioural therapy for insomnia (CBT‐I) is recommended as first‐line treatment for insomnia disorder. However, around 25% of the patients do not respond to the treatment, and only 40% achieve full remission. The current study investigates the therapeutic potential of light therapy as an add‐on to CBT‐I.
Sarah R. Schmid   +9 more
wiley   +1 more source

Afternoon to early evening bright light exposure reduces later melatonin production in adolescents

open access: yesnpj Biological Timing and Sleep
Whether light exposure during the day reduces non-visual light effects later in the evening has not been studied in adolescents. We investigate whether afternoon-early evening (AEE) light interventions (130 lx, 2500 lx, 4.5 h, compared to 6.5 lx ...
Rafael Lazar   +6 more
doaj   +1 more source

Impact of Varying Sleep Pressure on Daytime Sleep Propensity in Healthy Young and Older Adults

open access: yesClocks & Sleep
Fixed sleep schedules with an 8 h time in bed (TIB) are used to ensure participants are well-rested before laboratory studies. However, such schedules may lead to cumulative excess wakefulness in young individuals.
Stella de Haan   +12 more
doaj   +1 more source

Chronobiology and Mood Disorders [PDF]

open access: yesPsikiyatride Güncel Yaklaşımlar, 2011
Living organizms show cyclic rhythmicity in a variety of physiological, hormonal, behavioral, and psychological processes. Sleep-wake cycles, body temperature, hormone levels, mood and cognition display a circadian rhythm in humans.
Yavuz Selvi   +2 more
doaj  

A Conserved Circadian Function for the Neurofibromatosis 1 Gene

open access: yesCell Reports, 2018
Summary: Loss of the Neurofibromatosis 1 (Nf1) protein, neurofibromin, in Drosophila disrupts circadian rhythms of locomotor activity without impairing central clock function, suggesting effects downstream of the clock.
Lei Bai   +10 more
doaj   +1 more source

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