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[Emotional valence effect on prospective memory in relapsing remitting Multiple Sclerosis].

Evangelina Valeria Cores1, Natalia Irrazabal, Judith Steinberg

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Neutral emotional stimuli improve prospective memory in both healthy individuals and multiple sclerosis patients. This finding suggests emotional valence impacts future memory recall.

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Area of Science:

  • Cognitive Neuroscience
  • Neuropsychology

Background:

  • Prospective memory, the ability to recall future intentions, is crucial for daily functioning.
  • The interplay between prospective memory and emotional processing remains incompletely understood.

Purpose of the Study:

  • To investigate the effect of emotional valence (positive, negative, neutral) of prospective memory cues on recall performance.
  • To examine this effect specifically in patients diagnosed with multiple sclerosis (MS) compared to healthy controls.

Main Methods:

  • A cohort of 37 MS patients and 32 healthy volunteers participated.
  • Participants engaged in a 2-back working memory task concurrently with a prospective memory task.
  • The prospective task required participants to respond to images of varying emotional valences (positive, negative, neutral).

Main Results:

  • Both healthy controls and MS patients demonstrated significantly better prospective recall for neutral emotional stimuli compared to emotional stimuli.
  • Statistical significance was observed in both groups (p < .01).

Conclusions:

  • Emotionally neutral cues enhance prospective memory performance in individuals with and without multiple sclerosis.
  • This suggests that emotional salience may interfere with prospective memory encoding or retrieval.