Obstructive sleep apnea syndrome (OSAS) is characterized by intermittent hypoxia (IH)
during sleep due to recurrent upper airway obstruction. The derived oxidative stress (OS) …

Obstructive sleep apnea (OSA) is a disorder characterized by chronic intermittent hypoxia
and sleep fragmentation due to recurring airway collapse during sleep. It is highly prevalent …

This exploratory observational study aimed to evaluate whether the blood levels of serotonin
and enzymes involved in serotonin synthesis are associated with sleep breathing …

Obstructive sleep apnea (OSA) is one of the most common sleep disorders, which is
characterized by recurrent apneas and/or hypopneas occurring during sleep due to upper …

Glutamate and γ-aminobutyric acid (GABA) are the two main neurotransmitters in the human
brain. The balance between their excitatory and inhibitory functions is crucial for maintaining …

Inflammatory bowel disease (IBD) patients often have sleep and mood disorders. Brain-
derived neurotrophic factor (BDNF) and proBDNF were shown to modulate interactions …

Insomnia is a common disorder defined as frequent and persistent difficulty initiating,
maintaining, or going back to sleep. A hallmark symptom of this condition is a sense of …

Introduction The aim was to design a meta-analysis evaluating the positron emission
tomography (PET) uptake and cerebrospinal fluid (CSF), circulating levels of amyloid-β (Aβ) …

Obstructive sleep apnea is one of the most common sleep disorders with a high estimated
global prevalence and a large number of associated comorbidities in general as well as …

Introduction Recent research highlights the significance of insomnia and sleepiness, shifting
from obstructive sleep apnea (OSA) severity and sleep structure, in defining OSA …