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Visceral sensation and emotion: a study using hypnosis.

L A Houghton1, E L Calvert, N A Jackson

  • 1Department of Medicine, University Hospital of South Manchester, Manchester M20 2LR, UK. lahoughton@man.ac.uk

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Summary
This summary is machine-generated.

Hypnotic relaxation improved visceral sensitivity in irritable bowel syndrome (IBS) patients, while anger worsened it. This highlights the mind's role in gut perception and IBS management.

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Area of Science:

  • Gastroenterology
  • Psychophysiology
  • Neurogastroenterology

Background:

  • Previous research demonstrated emotions impact gastrointestinal motility.
  • Anger and excitement increased colonic motility; happiness reduced it.

Purpose of the Study:

  • To investigate the effect of hypnotically induced emotions on visceral gut sensitivity.
  • To assess how emotions modulate sensory perception in the gut.

Main Methods:

  • Twenty irritable bowel syndrome (IBS) patients underwent rectal distension tests.
  • Patients were studied awake, or under hypnosis inducing anger, happiness, or relaxation.

Main Results:

  • Hypnotic relaxation increased the distension volume threshold for discomfort.
  • Anger significantly reduced this threshold compared to relaxation, happiness, and awake states.
  • No changes in rectal compliance or wall tension were observed.

Conclusions:

  • Emotions significantly affect IBS patients' perception of rectal distension.
  • The mind plays a critical role in modulating gastrointestinal physiology.
  • Awareness of emotional state is crucial for visceral sensitivity measurement and IBS treatment.