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Related Concept Videos

Interference and Decay01:16

Interference and Decay

Forgetting is a complex cognitive phenomenon influenced by several factors, among which interference and decay are particularly prominent. These processes explain why individuals often struggle to retrieve specific information from memory, leading to lapses in recall that can be observed in everyday situations.
Interference occurs when competing memories hinder the retrieval of particular information. It can be classified into two types: proactive and retroactive interference. Proactive...
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Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual remembers mundane...
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Long-term depression, or LTD, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTD is the process of synaptic weakening that occurs over time between pre and postsynaptic neuronal connections. The synaptic weakening of LTD works in opposition to synaptic strengthening by long-term potentiation (LTP) and together are the main mechanisms that underlie learning and memory.
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Related Experiment Video

Updated: Jun 13, 2026

A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
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A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers

Published on: January 5, 2018

Memory reconsolidation: an update.

Karim Nader1, Einar Orn Einarsson

  • 1Department of Psychology, McGill University, Montreal, Quebec, Canada. karim.nader@mcgill.ca

Annals of the New York Academy of Sciences
|April 16, 2010
PubMed
Summary
This summary is machine-generated.

Memory consolidation stabilizes memories, but reconsolidation shows retrieved memories can destabilize and require restabilization. This review explores evidence for reconsolidation and new paradigms for studying memory amnesia.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Memory Research

Background:

  • Memory consolidation is the process of stabilizing new memories.
  • Reconsolidation proposes that retrieved memories become temporarily unstable and require restabilization.
  • This challenges the traditional, unidirectional view of memory persistence.

Purpose of the Study:

  • To review the evidence supporting memory reconsolidation.
  • To discuss boundary conditions and recent findings related to reconsolidation.
  • To analyze controversies and propose new paradigms for studying amnesia.

Main Methods:

  • Literature review of consolidation and reconsolidation studies.
  • Analysis of experimental evidence for memory destabilization and restabilization.
  • Critical evaluation of existing and proposed methodologies for studying amnesia.

Main Results:

  • Reconsolidation is supported by evidence similar to consolidation.
  • Boundary conditions for reconsolidation have been identified.
  • Existing paradigms for studying amnesia after reconsolidation challenges are debated.

Conclusions:

  • Memory reconsolidation is a significant process requiring further investigation.
  • New research paradigms are needed to resolve controversies surrounding amnesia.
  • Understanding reconsolidation offers deeper insights into memory persistence and fragility.