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Insufficient Sleep and Sleep Deprivation01:13

Insufficient Sleep and Sleep Deprivation

Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
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Association Between Sleep Quality and Cognitive Symptoms in Patients with Major Depressive Disorder
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Published on: April 26, 2024

Relationship between hostility and subjective sleep quality.

Kounosuke Tsuchiyama1, Takeshi Terao, Yumei Wang

  • 1Department of Neuropsychiatry, Oita University Faculty of Medicine, Japan.

Psychiatry Research
|April 16, 2013
PubMed
Summary

This study found that higher hostility levels correlate with poorer subjective sleep quality, but not objective sleep measures. Understanding this link between hostility and sleep disturbance is key for health. Keywords: hostility, sleep quality, health.

Keywords:
Cook–Medley hostility scaleDepressionHostilityPittsburgh Sleep Quality IndexSleepSleep quality

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Area of Science:

  • Psychology
  • Sleep Medicine
  • Health Psychology

Background:

  • Hostility and sleep disturbances are recognized risk factors for various health problems.
  • Limited research has explored the direct relationship between hostility and sleep issues.
  • Investigating this connection is crucial for developing preventative health strategies.

Purpose of the Study:

  • To examine the association between hostility and both subjective and objective sleep problems in healthy adults.
  • To determine if hostility levels predict subjective sleep quality.
  • To assess the relationship between hostility and objective sleep parameters.

Main Methods:

  • Sixty-one healthy participants were recruited.
  • Hostility was measured using the Cook-Medley hostility scale.
  • Subjective sleep quality was assessed via the Pittsburgh Sleep Quality Index (PSQI).
  • Objective sleep was monitored using actigraphy.

Main Results:

  • Higher hostility scores were significantly linked to poorer subjective sleep quality (global PSQI score).
  • Depression levels did not show a significant association with subjective sleep quality.
  • No significant association was found between hostility and objective sleep measures.

Conclusions:

  • A strong relationship exists between higher hostility and impaired subjective sleep quality.
  • These findings highlight the importance of addressing hostility in interventions aimed at improving sleep and preventing health issues.
  • Further research may explore the mechanisms underlying the hostility-sleep connection.