Results 31 to 40 of about 11,678 (220)

Blue-light filtering spectacle lenses for visual performance, sleep, and macular health in adults [PDF]

open access: yes, 2019
This is a protocol for a Cochrane Review (Intervention). The objectives are as follows: To assess whether blue-light filtering spectacle lenses impart effects on visual function, provide protection to the macula, or both.
Busija, L.   +4 more
core   +1 more source

In a Heartbeat: Light and Cardiovascular Physiology

open access: yesFrontiers in Neurology, 2017
Light impinging on the retina fulfils a dual function: it serves for vision and it is required for proper entrainment of the endogenous circadian timing system to the 24-h day, thus influencing behaviors that promote health and optimal quality of life ...
Sarah L. Chellappa   +3 more
doaj   +1 more source

Chronobiological Basis of Female-Specific Mood Disorders [PDF]

open access: yesNeuropsychopharmacology, 2001
Women have twice the incidence of major depression compared with men. They are prone to develop episodes of depression during times of reproductive hormonal change at puberty, with use of oral contraceptives, during the premenstrual phase of the menstrual cycle, postpartum and during the perimenopause (see review: ).
B L, Parry, R P, Newton
openaire   +2 more sources

Moléculas que marcam o tempo: implicações para os fenótipos circadianos Timekeeping molecules: implications for circadian phenotypes

open access: yesBrazilian Journal of Psychiatry, 2009
OBJETIVO: Revisar resumidamente a literatura dos últimos 36 anos de pesquisa em cronobiologia molecular a fim de informar aos profissionais de saúde os avanços obtidos nesta área e os potenciais para aplicação na clínica médica.
Danyella Silva Pereira   +2 more
doaj   +1 more source

Etiological Profile and Treatment Outcome of Epistaxis at a Tertiary Care Hospital in Northwestern Tanzania: A Prospective Review of 104 Cases. [PDF]

open access: yes, 2011
Epistaxis is the commonest otolaryngological emergency affecting up to 60% of the population in their lifetime, with 6% requiring medical attention. There is paucity of published data regarding the management of epistaxis in Tanzania, especially the ...
A Daudia   +29 more
core   +2 more sources

Melatonin and Depression: A Translational Perspective From Animal Models to Clinical Studies

open access: yesFrontiers in Psychiatry, 2021
Daily rhythm of melatonin synchronizes the body to the light/dark environmental cycle. Several hypotheses have been raised to understand the intersections between melatonin and depression, in which changes in rest-activity and sleep patterns are ...
André C. Tonon   +7 more
doaj   +1 more source

Eveningness is associated with poor sleep quality and negative affect in obsessive-compulsive disorder [PDF]

open access: yes, 2018
Background: Obsessive–compulsive disorder (OCD) is characterized by intrusive thoughts and repetitive behaviors that severely encumber daily functioning.
Antypa   +125 more
core   +3 more sources

Chronobiology and mood disorders

open access: yesDialogues in Clinical Neuroscience, 2003
The clinical observations of diurnal variation of mood and early morning awakening in depression have been incorporated into established diagnostic systems, as has the seasonal modifier defining winter depression (seasonal affective disorder, SAD). Many circadian rhythms measured in depressive patients are abnormal: earlier in timing, diminished in ...
openaire   +3 more sources

How are normal sleeping controls selected? A systematic review of cross-sectional insomnia studies, and a standardised method to select healthy controls for sleep research [PDF]

open access: yes, 2008
There appears to be some inconsistency in how normal sleepers (controls) are selected and screened for participation in research studies for comparison with insomnia patients.
Louise Beattie   +59 more
core   +5 more sources

Acute impact of light at night and exogenous melatonin on subjective appetite and plasma leptin

open access: yesFrontiers in Nutrition, 2022
This study investigates the possible effect of exogenous melatonin on appetite control by investigating plasma leptin and subjective appetite parameters.
Mohammed S. Albreiki   +7 more
doaj   +1 more source

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