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Related Concept Videos

False Memories01:18

False Memories

324
False memories represent a cognitive distortion in which individuals recall events that did not happen, or remember them in an altered form. This phenomenon highlights the brain's constructive nature in processing and recalling memories, emphasizing that memory is not a perfect representation of past events but rather a dynamic reconstruction influenced by various factors.
One primary source of false memories is misattribution, where individuals incorrectly associate external information...
324
Repressed Memory01:16

Repressed Memory

413
Repressed memories are a psychological phenomenon where memories of traumatic events are unconsciously blocked from a person's awareness. This process occurs as a defense mechanism, protecting the mind from the emotional impact of distressing or painful experiences. For example, a person who has experienced childhood trauma may grow up with no conscious recollection of the event. In such cases, the memories are thought to be buried deep within the subconscious, inaccessible to the conscious...
413
Forgetting01:21

Forgetting

303
Forgetting is an intrinsic aspect of human memory, characterized by the gradual loss or inaccessibility of information over time. Hermann Ebbinghaus, a pioneering psychologist, extensively studied this phenomenon and formulated the forgetting curve. This curve illustrates that memory loss occurs rapidly immediately after learning and then decelerates over time. Several mechanisms contribute to forgetting, including encoding failure, storage decay, retrieval failure, and interference.
Encoding...
303
Interference and Decay01:16

Interference and Decay

368
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...
368
Traumatic Memory01:20

Traumatic Memory

473
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...
473
Eyewitness Memory01:22

Eyewitness Memory

381
Eyewitness memory refers to the recollection of events by someone who has directly witnessed them, often serving as critical evidence in legal settings. This type of memory is commonly used in criminal cases where a witness describes details like a suspect's appearance, clothing, or behavior during a crime. However, despite its perceived reliability, eyewitness memory is prone to significant errors.
One such error is memory distortion, which occurs because human memory does not function...
381

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Related Experiment Video

Updated: Dec 27, 2025

The Deese-Roediger-McDermott DRM Task: A Simple Cognitive Paradigm to Investigate False Memories in the Laboratory
07:26

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False Memories: The Other Side of Forgetting.

Katherine W Turk1,2, Rocco Palumbo1,2, Rebecca G Deason3

  • 1Center for Translational Cognitive Neuroscience, VA Boston Healthcare System, Boston, MA02130, USA.

Journal of the International Neuropsychological Society : JINS
|February 29, 2020
PubMed
Summary

False memories occur almost as frequently as forgetting in Alzheimer's disease (AD) and mild cognitive impairment (MCI) patients, according to caregivers and clinicians. This highlights the need to understand the clinical impact of these memory distortions.

Keywords:
Alzheimer’s diseaseDementiaEveryday functionMemory and surveysMild cognitive impairment

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Area of Science:

  • Neuroscience
  • Psychology
  • Gerontology

Background:

  • Alzheimer's disease (AD) and mild cognitive impairment (MCI) are characterized by memory loss.
  • The prevalence and impact of false memories in these conditions are not fully understood.

Purpose of the Study:

  • To measure caregivers' and clinicians' perception of false memories in patients with AD and MCI.
  • To compare the frequency of false memories with forgetting in patients with cognitive impairment.

Main Methods:

  • A prospective, questionnaire-based study was conducted.
  • A novel questionnaire with 20 false memory and 20 forgetting questions was used.
  • Data were collected from 226 clinicians and 150 family members for patients with AD, MCI, and healthy older controls (OCs).

Main Results:

  • False memories occurred nearly as often as forgetting in patients with MCI and AD, as reported by clinicians and family members.
  • Lower Mini-Mental State Examination scores correlated with increased scores for both forgetting and false memories.
  • Clinicians noted correlations between dementia severity and questionnaire scores, including the daily life impact.

Conclusions:

  • False memories are nearly as frequent as forgetting in patients with Alzheimer's disease.
  • Further research is needed to understand the clinical implications of false memories in AD.
  • A novel questionnaire may serve as a valuable tool for assessing false memories.