Events2Join

The circadian basis of winter depression


Seasonal affective disorder, winter type: current insights and treatme

Seasonal affective disorder (SAD), winter type, is an almost yearly recurrent depression with the onset of symptoms in autumn/winter followed by ...

The Winter Blues or Seasonal Affective Disorder?

Your biological clock (circadian rhythm) Reduced sunlight in fall and winter may cause winter-onset SAD. · Serotonin levels. A drop in serotonin, ...

Winter makes me SAD: The biological story behind seasonal ...

People that have seasonal affective disorder (SAD) often experience depressive episodes during the fall and/or winter months. In addition, ...

Overview - Seasonal affective disorder (SAD) - NHS

The exact cause of SAD is not fully understood, but it's often linked to reduced exposure to sunlight during the shorter autumn and winter days. The main theory ...

How Daylight Saving Time Can Take a Toll on Your Mental Health

The end of Daylight Savings Time brings about reduced light and shorter fall and winter days – and this change may increase Seasonal Affective ...

Shining a light on winter depression - Harvard Health

The exact cause of SAD is unknown, but research points to lack of light as the main contributor. Do you have SAD? For people to be formally ...

Seasonal Depression - Symptoms, Causes, Treatments - WebMD

When these nerve cell pathways don't work the way they should, it can result in feelings of depression, along with fatigue and weight gain.

Morning vs Evening Light Treatment for Winter Depression

Bright light exposure has been found to alleviate the symptoms of recurrent winter depression in many patients. The mechanism of light therapy may involve ...

Risk for Seasonal Affective Disorder (SAD) Linked to Circadian ...

Our findings reinforce the sex-specific influences of circadian genes on seasonality and SAD and highlight the multiple pathways by which clock variants affect ...

Seasonal Depression (Seasonal Affective Disorder) - Cleveland Clinic

It's triggered by the change of seasons and most commonly begins in late fall. Symptoms include feelings of sadness, lack of energy, loss of interest in usual ...

Shorter days affect the mood of millions of Americans – a nutritional ...

The annual pattern of winter depression and melancholy – better known as seasonal affective disorder, or SAD – suggests a strong link ...

Circadian rhythm disruption and mental health - Nature

The relationship among mood disorders, light, and circadian rhythms have long been recognized. One example is seasonal affective disorder in ...

Seasonal Affective Disorder | Johns Hopkins Medicine

Less sunlight and shorter days are thought to be linked to a chemical change in the brain. They may be part of the cause of SAD. Melatonin, a sleep-related ...

Seasonal affective disorder - Wikipedia

In many species, activity is diminished during the winter months, in response to the reduction in available food, the reduction of sunlight · Various proximate ...

2.01 Seasonal Affective Disorder and Light Therapy

After years of clinical trials, circadian rhythm involvement did become clear. In winter, with later sunrise, rhythms tended to drift later. Intervening with ...

Winter Depression: Integrating Mood, Circadian Rhythms, and the ...

Winter Depression: Integrating Mood, Circadian Rhythms, and the Sleep/Wake and Light/Dark Cycles into a Bio-Psycho-Social-Environmental Model · List of ...

5 Circadian rhythms and mood regulation - Oxford Academic

Most patients with SAD have phase-delayed circadian rhythms during the winter months, however some can have a phase advance (Lewy et al. 1998). SAD patients ...

The Body Clock and Its Discontents - Psychiatric Times

Circadian components are profound in depressive disorders, such seasonal affective disorder ... The circadian basis of winter depression. Proc ...

The science of Sad: understanding the causes of 'winter depression'

When there is less light in the wintertime, this network is not activated enough. In especially susceptible individuals, levels of serotonin in ...

Chronotherapy For Seasonal Affective Disorder: An Overview

A combination of changes to serotonin and melatonin is believed to disrupt our body's internal clock (aka circadian rhythms). This can cause our internal cues ...