Objective: This the first of two articles reviewing the scientific literature on the evaluation and
treatment of circadian rhythm sleep disorders (CRSDs), employing the methodology of …

Sleep is a key element, both physiologically and psychologically, in adolescent
development. The prevalence of sleep disorders in western countries is important, as with …

Objectives: The purposes of this study were to identify age-related changes in objectively
recorded sleep patterns across the human life span in healthy individuals and to clarify …

The aim of this study was to determine the relationship between circadian preferences,
regularity of sleep patterns, sleep problems, daytime sleepiness and daytime behaviour. As …

We report on results from an Internet survey of sleeping habits in a Dutch population using
the Munich Chronotype Questionnaire (MCTQ), supplemented with the Horne‐Östberg …

Circadian rhythms influence most of our life activities, notably getting up and going to sleep
every day. The new edition of this book delves into the mechanisms surrounding how these …

Background: Narcolepsy usually starts around adolescence; however, there is great
variability in the clinical presentation of narcolepsy. Objective: To determine the age at onset …

Discrepancies between sleep timing on workdays and weekends, also known as social
jetlag (SJL), affect the majority of the population and have been found to be associated with …

Disclosure Statement This research was supported by the following grants: MH45945,
NR04279, MH52415, and MH01358 to Dr. Carskadon. All research reported in this paper …

Individual differences in circadian phase preference (“chronotype”) are linked to sleep
schedule variability, psychosocial functioning, and specific properties of the circadian clock …