Results 11 to 20 of about 62,872 (285)

Non-24-hour sleep-wake disorder revisited – A case study [PDF]

open access: yesFrontiers in Neurology, 2016
The human sleep-wake cycle is governed by two major factors: a homeostatic hourglass process (process S), which rises linearly during the day, and a circadian process C, which determines the timing of sleep in an approximately 24h rhythm in accordance to
Corrado eGarbazza   +6 more
doaj   +5 more sources

The neurobiology of circadian rhythms [PDF]

open access: yes, 2009
Purpose of review There is growing awareness of the importance of circadian rhythmicity in various research fields. Exciting developments are ongoing in the field of circadian neurobiology linked to sleep, food intake, and memory.
Boersma, Gretha J.,   +2 more
core   +12 more sources

Role of Sleep Restriction in Daily Rhythms of Expression of Hypothalamic Core Clock Genes in Mice

open access: yesCurrent Issues in Molecular Biology, 2022
Lack of sleep time is a menace to modern people, and it leads to chronic diseases and mental illnesses. Circadian processes control sleep, but little is known about how sleep affects the circadian system.
Weitian Li   +4 more
doaj   +1 more source

Neuroprotective Effect of Melatonin on Sleep Disorders Associated with Parkinson’s Disease

open access: yesAntioxidants, 2023
Parkinson’s disease (PD) is a complex, multisystem disorder with both neurologic and systemic manifestations, which is usually associated with non-motor symptoms, including sleep disorders.
Xinyu Hu   +6 more
doaj   +1 more source

The Effect of Blindness on Biological Rhythms and the Consequences of Circadian Rhythm Disorder

open access: yesTürk Oftalmoloji Dergisi, 2023
Various physiological systems and behaviors such as the sleep-wake cycle, vigilance, body temperature, and the secretion of certain hormones are governed by a 24-hour cycle called the circadian system.
Yavuz Selim Atan   +3 more
doaj   +1 more source

Circadian Rhythm Sleep Disorder: Irregular Sleep Wake Rhythm [PDF]

open access: yesSleep Medicine Clinics, 2009
Irregular Sleep Wake Rhythm Disorder (ISWRD) is characterized by the relative absence of a circadian pattern in an individual's sleep-wake cycle. Significant changes in circadian regulation occur with aging and with neurodegenerative diseases, such as Alzheimer's disease prevalent in older adults, which are likely to contribute to the prevalence of ...
Phyllis C, Zee, Michael V, Vitiello
openaire   +2 more sources

Genetic basis of human circadian rhythm disorders. [PDF]

open access: yes, 2013
Circadian rhythm disorders constitute a group of phenotypes that usually present as altered sleep-wake schedules. Until a human genetics approach was applied to investigate these traits, the genetic components regulating human circadian rhythm and sleep ...
Fu, Ying-Hui   +3 more
core   +2 more sources

Biological Rhythm and Chronotype: New Perspectives in Health

open access: yesBiomolecules, 2021
The circadian rhythm plays a fundamental role in regulating biological functions, including sleep–wake preference, body temperature, hormonal secretion, food intake, and cognitive and physical performance.
Angela Montaruli   +6 more
doaj   +1 more source

Genetic insights on sleep schedules: this time, it's PERsonal. [PDF]

open access: yes, 2012
The study of circadian rhythms is emerging as a fruitful opportunity for understanding cellular mechanisms that govern human physiology and behavior, fueled by evidence directly linking sleep disorders to genetic mutations affecting circadian molecular ...
Chong, SY Christin   +2 more
core   +1 more source

Current role and future perspectives of electroacupuncture in circadian rhythm regulation

open access: yesHeliyon, 2023
In recent years, in-depth research on chronobiology has been conducted, and the circadian rhythm has become a new target for the treatment of diseases. Circadian rhythms are closely related to the normal physiological functions of organisms.
Min Yuan   +5 more
doaj   +1 more source

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