Sleep quality and psychological interactions in endurance and ultra-endurance trail runners: A prospective cross-sectional study.

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Title: Sleep quality and psychological interactions in endurance and ultra-endurance trail runners: A prospective cross-sectional study.
Authors: Saborosa GP; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., Guilherme LQ; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., Scheer V; Ultra Sports Science Foundation, France., Matos JP; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., Brandão MLDS; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., Martins PR; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., Knechtle B; Institute of Primary Care, University of Zurich, Switzerland., Kravchychyn ACP; Department of Nutrition and Health, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil., de Sá Souza H; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.
Source: The Journal of international medical research [J Int Med Res] 2026 Jun; Vol. 54 (6), pp. 3000605261463432. Date of Electronic Publication: 2026 Jun 29.
Publication Type: Journal Article
Journal Info: Publisher: Sage Publications Country of Publication: England NLM ID: 0346411 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 1473-2300 (Electronic) Linking ISSN: 03000605 NLM ISO Abbreviation: J Int Med Res Subsets: MEDLINE
Database: MEDLINE Ultimate
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  Data: Sleep quality and psychological interactions in endurance and ultra-endurance trail runners: A prospective cross-sectional study.
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  Data: <searchLink fieldCode="AU" term="%22Saborosa+GP%22">Saborosa GP</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22Guilherme+LQ%22">Guilherme LQ</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22Scheer+V%22">Scheer V</searchLink>; Ultra Sports Science Foundation, France.<br /><searchLink fieldCode="AU" term="%22Matos+JP%22">Matos JP</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22Brandão+MLDS%22">Brandão MLDS</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22Martins+PR%22">Martins PR</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22Knechtle+B%22">Knechtle B</searchLink>; Institute of Primary Care, University of Zurich, Switzerland.<br /><searchLink fieldCode="AU" term="%22Kravchychyn+ACP%22">Kravchychyn ACP</searchLink>; Department of Nutrition and Health, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.<br /><searchLink fieldCode="AU" term="%22de+Sá+Souza+H%22">de Sá Souza H</searchLink>; Department of Physical Education, Laboratory of Psychobiology and Physical Exercise, Federal University of Viçosa, Brazil.
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  Data: <searchLink fieldCode="JN" term="%220346411%22">The Journal of international medical research</searchLink> [J Int Med Res] 2026 Jun; Vol. 54 (6), pp. 3000605261463432. <i>Date of Electronic Publication: </i>2026 Jun 29.
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  Data: <i>Publisher: </i><searchLink fieldCode="PB" term="%22Sage+Publications%22">Sage Publications </searchLink><i>Country of Publication: </i>England <i>NLM ID: </i>0346411 <i>Publication Model: </i>Print-Electronic <i>Cited Medium: </i>Internet <i>ISSN: </i>1473-2300 (Electronic) <i>Linking ISSN: </i><searchLink fieldCode="IS" term="%2203000605%22">03000605 </searchLink><i>NLM ISO Abbreviation: </i>J Int Med Res <i>Subsets: </i>MEDLINE
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        Value: 10.1177/03000605261463432
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        Text: English
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              Text: 2026 Jun
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              Y: 2026
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