Observational and interventional studies indicate a direct link between the patients' physical
activity and the extent of behavioral and psychological symptoms of dementia (BPSD). At …

Abstract Purpose of Review This article introduces fundamental concepts in circadian
biology and the neuroscience of sleep, reviews recent studies characterizing circadian …

Objectives: To characterize acute alterations of circadian and ultradian rest-activity rhythms
in critically ill patients and their association with brain dysfunction, systemic multiple organ …

Prolonged periods of sleep restriction seem to be common in the contemporary world. Sleep
loss causes perturbations of circadian rhythmicity and degradation of waking alertness as …

In de Nederlandse ggz wordt vanuit praktijk en onderzoek steeds meer aandacht besteed
aan het gebruik van technologie, voornamelijk omdat de inzet van technologie de kwaliteit …

Wrist actigraphy is a non-invasive technology to monitor activity over extended periods of
time. Specific alterations in circadian patterns of activity have been described in several …

Nurse practitioners can assess their patients' physical activity levels using questionnaires,
pedometers, and accelerometers. Questionnaires can be used as a vital sign during clinic …

Introduction Fatigue, brain fog and sleep disturbance are among the most common
symptoms of post-acute sequelae of SARS-CoV-2 infection (PASC). We sought to determine …

Background: Schizophrenia (SCZ) and depression (MDD) are associated with changes in
sleep and activity patterns. However, because of a lack of objective evaluation, the …

Schizophrenia is a complicated mental illness characterized by a broad spectrum of
symptoms affecting cognition, behavior, and emotion. The task of identifying reliable …