Purpose Body-worn accelerometers are commonly used to estimate sleep duration in
population-based studies. However, since accelerometry-based sleep/wake-scoring relies …

Context: The use of daytime napping as a countermeasure in sleep disturbances has been
recommended but its physiological evaluation at high altitude is limited. Objective: To …

Objective: To investigate the activity-based prospective memory performance in patients with
insomnia, divided, on the basis of actigraphic evaluation, into sleep onset, maintenance …

Chronotype has received increasing research attention. However, there remains some
confusion about the influence of gender, age, sleep quality, insomnia severity, longitude …

Background: Sleep disordered breathing (SDB) is a frequent disorder with serious adverse
health consequences in people with Down syndrome (DS). This study aims to evaluate and …

The molecular circadian timing system involves genes known as “clock genes,” such as the
PER3 gene. Studies have demonstrated associations among a repeat polymorphism …

Background Poor sleep may negatively affect parents' health-related quality of life (HRQoL).
This longitudinal study aimed to describe and compare sleep, insomnia and HRQoL in …

Objective. Understanding sleeping behaviours could improve prevention and treatment of
sleep problems and associated health conditions. This study aimed to evaluate a method to …

Objective To describe components of night-to-night variation in objective measures of sleep.
Methods We conducted a secondary data analysis of consecutive and chronologically …

Introduction: This study aimed to validate the ability of a prototype sport watch (Polar Electro
Oy, FI) to recognize wake and sleep states in two trials with and without an interval training …