Seasonality patterns are reported in various psychiatric disorders. The current paper
summarizes findings on brain adaptations associated with seasonal changes, factors that …

Bright-light therapy (BLT) is established as the treatment of choice for seasonal affective
disorder/winter type (SAD). In the last two decades, the use of BLT has expanded beyond …

Christodoulou C, Douzenis A, Papadopoulos FC, Papadopoulou A, Bouras G, Gournellis R,
Lykouras L. Suicide and seasonality. Objective: Seasonal variation of deaths by suicide …

Thirty Parkinson's disease (PD) patients were divided into three equal groups according to
their disease duration while 10 normal healthy volunteers matched for age and sex served …

It is controversial if global warming will result into increased crime and conflict rate, and no
causal neurobiological mechanisms have been proposed for the putative association …

The success of serotonin-selective reuptake inhibitors has lent support to the monoamine
theory of major depressive disorder (MDD). This issue has been addressed in a number of …

Background: Depression associated with Parkinson disease (PD) has a different symptom
profile to endogenous depression. The etiology of depression in PD remains uncertain …

Vitamin D receptors and vitamin D metabolizing enzymes are present in the central nervous
system. Calcitriol (the active vitamin D hormone) affects numerous neurotransmitters and …

Imaging techniques are a potentially powerful method of identifying phenotypes that are
associated with, or are indicative of, a vulnerability to developing major depressive disorder …

Over the past 20 years, psychotropics affecting the serotonergic system have been used
extensively in the treatment of psychiatric disorders. Molecular imaging, in particular PET …