Understanding the associations between adequate sleep, performance and health
outcomes is vital, yet a major limitation in the design and interpretation of studies of sleep …

Abstract Purpose of Review To review the literature examining the relationship between
sleep and cognition, specifically examining the sub-domain of executive function. We …

Although recent studies have examined the bidirectional associations between physical
activity and sleep parameters, few have focused on older adults utilizing objective …

Sleep deprivation (SD) is a common condition and an important health concern. In addition
to metabolic and cardiovascular risks, SD associates with decreases in cognitive …

During the outbreak of the COVID-19 epidemic, fear of disease and its consequences,
recommended lifestyle changes, and severe restrictions set by governments acted as …

Poor sleep quality has been found to affect students' learning abilities, academic
performance, and interpersonal relationships. However, little is known about this issue in …

Background As a complex phenomenon, sleep quality is difficult to objectively define and
measure, and multiple factors related to sleep quality, such as age, lifestyle, physical activity …

Objective: The aim of this study was to evaluate sleep and awakening quality (SQ and AQ)
during COVID-19 in a large and diversified population in order to identify significant …

Dispositional optimism has been shown to be associated with better sleep. However, most
existing studies rely on subjective assessments of sleep, which may not align with objective …

The COVID-19 pandemic has changed the way many people live. To assess its impact on
sleep quality and quantity, blue light exposure, and the mental health of Polish university …