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Event-related potential and behavioural differences in affective self-referential processing in long-term meditators

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Long-term meditation alters self-perception, leading to more positive self-views and reduced emotional reactivity. This suggests meditation fosters a healthier relationship with oneself by changing brain activity.

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Area of Science:

  • Neuroscience
  • Psychology
  • Cognitive Science

Background:

  • Contemplative practices, including meditation, are believed to alter self-experience and self-referential processing.
  • Limited research exists on the neural underpinnings of self-referential processing in long-term meditators.

Purpose of the Study:

  • To investigate the brain correlates of self-referential processing in long-term meditators compared to controls.
  • To examine how meditation influences the endorsement of pleasant and unpleasant self-views and associated neural activity.

Main Methods:

  • Utilized the self-referential encoding task (SRET) to assess event-related potentials (ERPs).
  • Compared long-term meditators with age-matched, meditation-naïve control participants.
  • Analyzed the late-positive potential (LPP) component of ERPs in response to self-referential words.

Main Results:

  • Meditators endorsed more pleasant and fewer unpleasant self-referential words than controls.
  • Control participants showed a larger ERP response to unpleasant versus pleasant self-views.
  • Meditators exhibited no significant difference in ERP response between pleasant and unpleasant self-views.

Conclusions:

  • Long-term meditation practice is associated with a more adaptive self-view and reduced emotional reactivity to self-referential information.
  • Neural mechanisms underlying self-referential processing are altered by meditation, suggesting a more flexible and healthy relationship with the self.
  • Findings indicate that contemplative lifestyles may promote psychological well-being through changes in self-processing and emotional regulation.