Results 21 to 30 of about 27,929 (280)

Seasonal Affective Disorder and Serotonin-Related Polymorphisms

Neurobiology of Disease, 2001
Disturbances in central serotonergic systems have been hypothesized to be involved in seasonal affective disorder (SAD). Association between SAD and the shorter allele of the serotonin transporter promoter repeat length polymorphism (5-HTTLPR) has been ...
C. Johansson, C. Smedh, T. Partonen, P. Pekkarinen, T. Paunio, J. Ekholm, L. Peltonen, D. Lichtermann, J. Palmgren, R. Adolfsson, M. Schalling   +10 more
doaj   +1 more source

Incidence rate and clinical characteristics of seasonal affective disorders in senior medical students

Бюллетень сибирской медицины, 2021
Aim. To study the incidence rate, clinical features, and prognosis of seasonal affective disorder (SAD) in senior (6th-year) medical students.Materials and methods.
I. I. Ukraintsev, E. D. Schastnyy, N. A. Bokhan   +2 more
doaj   +1 more source

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

, 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, Lipsky, RH, Provencio, I, Roecklein, KA, Rohan, KJ, Rollag, MD, Rosenthal, NE   +6 more
core   +1 more source

Mood Worsening on Days with High Pollen Counts is associated with a Summer Pattern of Seasonality

Pteridines, 2019
Background: Summer/spring-type seasonal affective disorder (S-SAD) is the less common subtype of seasonal affective disorder and evidence regarding potential triggers of S-SAD is scarce. Recent reports support association of airborne-pollen with seasonal
Akram Faisal, Jennings Tyler B., Stiller John W., Lowry Christopher A., Postolache Teodor T.   +4 more
doaj   +1 more source

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

, 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, Hirano, Arisa, Hsu, Pei-Ken, Jones, Christopher R, Kaasik, Krista, Lin, Shu-Ting, McMahon, Thomas, Nishino, Seiji, Okuro, Masashi, Ptáček, Louis J, Saigoh, Kazumasa, Saigoh, Noriko, Sakai, Noriaki, Xu, Ying, Yamazaki, Maya, Zhang, Luoying   +15 more
core   +1 more source

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

, 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, Cuiuli, Juan Manuel, Golombek, Diego Andrés, Plano, Santiago Andrés, Tortello, Camila, Vigo, Daniel Eduardo   +5 more
core   +1 more source

Treating winter depressive episodes in bipolar disorder: an open trial of light therapy

International Journal of Bipolar Disorders, 2020
Background Light therapy has been used to treat winter depression in bipolar disorder, although the dose, duration, and timing of treatment have differed.
Lotte J. E. van Hout, Lisette E. P. Rops, Claudia J. P. Simons   +2 more
doaj   +1 more source

Seasonal Affective Disorder and the Pricing of IPOs [PDF]

, 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

Cognitive and behavioral predictors of light therapy use [PDF]

, 2012
Objective: Although light therapy is effective in the treatment of seasonal affective disorder (SAD) and other mood disorders, only 53-79% of individuals with SAD meet remission criteria after light therapy.
A Bandura, A Baundra, A Tuunainen, AJ Claxton, Antonio Verdejo García, BH Marcus, BH Marcus, BT Mausbach, BW Lundahl, C Abraham, CJ Stepnowsky Jr, DD Burns, DD Burns, EE Michalak, EE Michalak, EL Worthington, G Pail, GT Wilson, I Yovel, JA Sirey, JE Maddux, JO Prochaska, JO Prochaska, JO Prochaska, JT Austin, Julie A. Schumacher, Kathryn A. Roecklein, KJ Rohan, L Radloff, M Conner, M Fishbein, M Terman, ME Thase, measurement Murray G. Seasonality: the importance of longitudinal, Megan A. Miller, MM Weissman, MR DiMatteo, MS Aloia, N Watanabe, Natalie C. Ernecoff, NC Gyurcsik, P Sheeran, P Sheeran, PJ Schwartz, R Flory, RA Neimeyer, RN Golden, RW Lam, TD Borkovec, WR Miller   +49 more
core   +4 more sources

Mood and behavior seasonality in glaucoma; assessing correlations between seasonality and structure and function of the retinal ganglion cells.

PLoS ONE, 2020
AIM:In glaucoma, depression and disturbed sleep has been associated with degeneration of the intrinsically photosensitive retinal ganglion cells, that mediate non-image forming effects of light such as regulation of circadian rhythm, alertness and mood ...
Helle Østergaard Madsen, Shakoor Ba-Ali, Henrik Lund-Andersen, Klaus Martiny, Ida Hageman   +4 more
doaj   +1 more source