Last reviewed: November 2017
Last updated: November  2017

Summary

Definition

History and exam

Key diagnostic factors

  • hx of travel across at least 2 time zones
  • difficulty initiating sleep
  • difficulty maintaining sleep
  • daytime sleepiness
  • reduced daytime alertness

Other diagnostic factors

  • nausea, abdominal distension, constipation
  • general malaise
  • muscle cramps

Risk factors

  • multiple time zones crossed and rapidity of travel
  • sleep deprivation
  • individual susceptibility to time zone shifts
  • excessive alcohol or caffeine consumption
  • stress

Diagnostic investigations

Investigations to consider

  • polysomnography
  • actigraphy
  • sleep diary
Full details

Treatment algorithm

Contributors

Authors VIEW ALL

Director

Sleep Disorders Center

Department of Neurology

Middlesex Hospital

Middletown

CT

Disclosures

AA declares that he has no competing interests.

Dr Ashish Adlakha would like to gratefully acknowledge Dr Sudhansu Chokroverty, a previous contributor to this monograph. SC declares that he has no competing interests.

Peer reviewers VIEW ALL

Associate Director

Johns Hopkins Sleep Disorders Center

Baltimore

MD

Disclosures

DNN has received consulting fees and honoraria for speaking programs from Sanofi-Aventis and Takeda Pharmaceuticals. These companies manufacture medications mentioned in the monograph.

Emeritus Fellow

UK Cochrane Centre

Oxford

UK

Disclosures

AH is an author of a number of references cited in this monograph.

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