Study objectives Consumer sleep trackers issue daily guidance on 'readiness' without clear
empirical basis. We investigated how self-rated mood, motivation, and sleepiness (MMS) …

Previous research suggested the homeostatic effect on the top-down control system as a
major factor for daytime vigilance decrement, yet how it alters the cognitive processes of …

Background Here, we (a) examined the trajectories of night‐time sleep duration, bedtime
and midpoint of night‐time sleep (MPS) from infancy to adolescence, and (b) explored …

Background Daytime sleepiness affects work efficiency, occupational safety, and public
health. Although previous studies have reported an association between environmental …

This study investigated the effects of diurnal nap in the recognition memory for faces in
habitual nappers. Thirty volunteers with habitual midday napping (assigned as the sleep …

Background Napping is garnering increased attention as a strategy for adults to sustain
alertness and alleviate stress in contemporary society. The nuances of napping habits are …

Study objectives The correlation of daytime napping and nighttime sleep duration on
mortality was inconsistent. We aimed to explore their separate links to all-cause/premature …

Background and purpose Hypertension significantly contributes to stroke. Previous research
has indicated a connection between daytime napping and stroke. Research on the …

Abstract Study Objectives Previous studies examining bidirectional relationships between
nocturnal sleep and napping have focused on sleep duration, leaving a gap in our …

Study Objectives: Consumer sleep trackers issue daily guidance on 'readiness' without clear
empirical basis. We investigated how self-rated mood, motivation, and sleepiness (MMS) …