Abstract:
:Whereas most people require more than 6 h of sleep to feel well rested, there appears to be a group of people who can function well on between 3 and 6 h of sleep. The aims of the present study were to compare 12 naturally short (3-6 h) sleepers (9 males 3 females, mean age 39.6 years, SD age 10.1 years) recruited by a media publicity campaign with age, gender and chronotype matched medium length (7-8.5 h) sleepers on various measures. Measurement instruments included diaries and questionnaires to assess sleep duration and timing, as well as questionnaire assessments of sleep pathology, morningness-eveningness, extroversion, neuroticism, pathological daytime sleepiness, subclinical hypomania, optimism, depressive symptoms, exercise, and work habits. Few measures showed reliable differences between naturally short sleepers and controls except the obvious ones related to sleep duration. There was, however, some evidence for subclinical hypomanic symptoms in naturally short sleepers.
journal_name
J Sleep Resjournal_title
Journal of sleep researchauthors
Monk TH,Buysse DJ,Welsh DK,Kennedy KS,Rose LRdoi
10.1046/j.1365-2869.2001.00254.xsubject
Has Abstractpub_date
2001-09-01 00:00:00pages
173-9issue
3eissn
0962-1105issn
1365-2869pii
254journal_volume
10pub_type
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