Results 1 to 10 of about 27,805 (244)

Seasonal affective disorder and non-seasonal affective disorders: results from the NESDA study. [PDF]

open access: yesBJPsych Open, 2017
BackgroundSeasonal affective disorder (SAD) is considered to be a subtype of depression.AimsTo compare the clinical picture of SAD to non-seasonal affective disorders (non-SADs).MethodDiagnoses according to the Diagnostic and Statistical Manual of Mental Disorders (DSM-IV) were established in 2185 participants of the Netherlands Study of Depression and
Winthorst WH   +6 more
europepmc   +8 more sources

Seasonal Affective Disorder

open access: yesNursing Made Incredibly Easy!
First identified in the 1980s, seasonal affective disorder requires careful evaluation and collaboration between providers and mental health professionals to ensure accurate diagnosis and effective treatment.
Munir S, Gunturu S, Abbas M.
europepmc   +5 more sources

Seasonal affective disorder

open access: yesCanadian family physician Medecin de famille canadien, 2012
Seasonal affective disorder (SAD) is a recently described mood disorder characterized by recurrent winter depressive episodes and summer remissions. The symptoms of SAD include DSM III-R criteria for recurrent major depression, but atypical depressive symptoms predominate with hypersomnia, hyperphagia and carbohydrate craving, and anergia.
Konstantin V, Danilenko   +1 more
  +6 more sources

Dates of birth and seasonal changes in well-being among 4904 subjects completing the seasonal pattern assessment questionnaire [PDF]

open access: yes, 2007
Background: Abnormal distributions of birthdates, suggesting intrauterine aetiological factors, have been found in several psychiatric disorders, including one study of out-patients with Seasonal Affective Disorder (S.A.D.).
Cameron, Isobel M.   +4 more
core   +1 more source

A missense variant (P10L) of the melanopsin (OPN4) gene in seasonal affective disorder [PDF]

open access: yes, 2009
Background: Melanopsin, a non-visual photopigment, may play a role in aberrant responses to low winter light levels in Seasonal Affective Disorder (SAD).
Duncan, WC   +6 more
core   +1 more source

Psychological adaptation to extreme environments: Antarctica as a space analogue [PDF]

open access: yes, 2018
Space analogues are settings where particular conditions can be reproduced to study physiological and psychological variables experienced in space. Antarctica is one of the most reliable analogues to assess the effects of isolation, confinement, light ...
Barbarito, Marta   +5 more
core   +1 more source

A PERIOD3 variant causes a circadian phenotype and is associated with a seasonal mood trait. [PDF]

open access: yes, 2016
In humans, the connection between sleep and mood has long been recognized, although direct molecular evidence is lacking. We identified two rare variants in the circadian clock gene PERIOD3 (PER3-P415A/H417R) in humans with familial advanced sleep phase ...
Fu, Ying-Hui   +15 more
core   +1 more source

Seasonal Affective Disorder and the Pricing of IPOs [PDF]

open access: yes, 2007
Purpose - It has been found that stock market returns vary seasonally with the amount of daylight, and they attribute this effect to seasonal affective disorder (SAD), which is a psychological condition that causes depression and heightened risk aversion
Dolvin, Steven D., Pyles, Mark K.
core   +2 more sources

Nerve growth factor, brain-derived neurotrophic factor, and the chronobiology of mood: a new insight into the "neurotrophic hypothesis" [PDF]

open access: yes, 2015
The light information pathways and their relationship with the body rhythms have generated a new insight into the neurobiology and the neurobehavioral sciences, as well as into the clinical approaches to human diseases associated with disruption of ...
IANNITELLI, ANGELA   +2 more
core   +2 more sources

Impulsive traits and 5-HT2A receptor promoter polymorphism in alcohol dependents: Possible association but no influence of personality disorders [PDF]

open access: yes, 2001
Objective: Impulsive behavior in alcoholics puts them at serious risk of severer course of disease and has been related to the serotonergic neurotransmission dysfunction.
Bahlmann, Miriam   +4 more
core   +1 more source

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