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Related Concept Videos

REM Sleep Behavior Disorder01:15

REM Sleep Behavior Disorder

259
REM Sleep Behavior Disorder (RBD) is a sleep disorder characterized by the absence of muscle paralysis that normally occurs during the REM phase of sleep. This absence allows individuals to physically act out their dreams, which are often vivid and disturbing. Common behaviors exhibited during episodes include kicking, punching, and yelling. These actions can be dangerous, potentially leading to injuries for the person with RBD or their bed partner.
RBD is significantly associated with...
259

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Rest-Activity Rhythm, Pain, and Motor Activity in Multiple Sclerosis.

Rogier J Scherder1, M J van Dorp2, A J Prins3

  • 1From the Department of Clinical Neuropsychology, Free University, Amsterdam, the Netherlands (RJS, CvK, IC).

International Journal of MS Care
|July 20, 2023
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Summary
This summary is machine-generated.

In multiple sclerosis (MS), sleep disturbances are linked to pain, mood disorders, and physical disability. Interdaily stability of rest-activity patterns is particularly affected by these MS symptoms.

Keywords:
disabilitymoodmultiple sclerosispainrest-activity rhythm

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Area of Science:

  • Neurology
  • Sleep Medicine
  • Psychiatry

Background:

  • Established links exist between multiple sclerosis (MS), physical disability, mood disorders, and pain.
  • However, the association between these MS-related symptoms and sleep disturbances remains under-explored.

Purpose of the Study:

  • To investigate the relationship between sleep disturbances and symptoms of pain, mood disorders, and physical disability in patients with MS.
  • To identify specific sleep parameters most affected by these MS-related symptoms.

Main Methods:

  • Utilized actigraphy to indirectly measure sleep via rest-activity rhythm in 46 MS patients experiencing pain.
  • Assessed sleep parameters including interdaily stability, intradaily variability, and relative amplitude.
  • Measured pain, mood (using Beck Depression Inventory and Symptom Checklist-90), and physical disability (using Expanded Disability Status Scale).

Main Results:

  • A significant association was found between mood, pain, physical disability, and interdaily stability of the rest-activity rhythm.
  • Mood disturbances, pain, and physical disability collectively impacted interdaily stability.

Conclusions:

  • Interdaily stability is the most sensitive actigraphy measure affected by mood disturbances, pain, and physical disability in MS patients.
  • These findings highlight the vulnerability of sleep regulation in MS and its connection to core disease symptoms.