Since ancient times it is known that melancholia and sleep disturbances co-occur. The
introduction of polysomnography into psychiatric research confirmed a disturbance of sleep …

Since December 2019, the world has been experiencing the challenge of facing coronavirus
disease-19 (COVID-19), a severe infectious disease caused by the new coronavirus, SARS …

Major Depressive Disorder (MDD) is a leading cause of disability worldwide, creating a high
medical and socioeconomic burden. There is a growing interest in the biological …

A number of factors (biogenic amine deficiency, genetic, environmental, immunologic,
endocrine factors and neurogenesis) have been identified as mechanisms which provide …

Reduced haemodynamic response in the frontotemporal cortices of patients with major
depressive disorder (MDD) has been demonstrated using functional near-infrared …

The current pandemic was caused by the severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2). The quarantine period during corona virus disease 19 (COVID-19) outbreak …

Introduction Major depressive disorder (MDD) is a global psychiatric disorder with no
established biomarker. There is growing evidence that functional near-infrared spectroscopy …

Depression is the leading cause of disability worldwide, and its prevalence is 2 times higher
in women than in men. There is, however, a lack of data on sex-specific pathophysiology of …

Background: Depression is a severe disease with great burdens for the affected individuals
and public health care systems. Autonomic nervous system (ANS) dysfunction indexed by …

The COVID-19 pandemic is spreading around the world and 187 million people have
already been affected. One of its after-effects is post-COVID depression, which, according to …