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System of Memory01:23

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Memory is categorized into three major systems: sensory memory, short-term memory (STM), and long-term memory (LTM). These systems differ in their capacity and the duration for which they can hold information. Sensory memory captures raw sensory input from the environment, holding it for just a few seconds or less. For example, on hearing a brief, loud sound, like a car horn honking, the sound seems to linger in the mind for a moment even after it stops. This is an instance of sensory memory...
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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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Long-Term Memory01:18

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Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited.
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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...
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Repressed Memory01:16

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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...
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Related Experiment Video

Updated: Jan 20, 2026

Using a Classroom-Based Deese Roediger McDermott Paradigm to Assess the Effects of Imagery on False Memories
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Comparing Web-Based and Classroom-Based Memory Training for Older Adults: The ACTIVE Memory Works™ Study.

George W Rebok1, Marian Tzuang1, Jeanine M Parisi1

  • 1Department of Mental Health, Johns Hopkins Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland.

The Journals of Gerontology. Series B, Psychological Sciences and Social Sciences
|August 21, 2019
PubMed
Summary

Neither web-based nor classroom memory training significantly improved cognition or daily functioning in older adults. However, the web-based program proved acceptable and feasible for this population.

Keywords:
cognitioninterventionsmemoryservicestechnology

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Area of Science:

  • Gerontology
  • Cognitive Psychology
  • Health Technology

Background:

  • Cognitive decline is a concern for aging populations.
  • Memory training programs aim to mitigate age-related cognitive changes.
  • Evaluating different delivery modes, like web-based versus in-person, is crucial for accessibility.

Purpose of the Study:

  • To compare the effectiveness of web-based versus classroom memory training in older adults.
  • To assess impacts on cognition and everyday functioning.
  • To evaluate program satisfaction and acceptability.

Main Methods:

  • 208 older adults were randomized to web-based training, classroom training, or a wait-list control.
  • Cognitive and functional outcomes were measured at baseline, immediately post-training, and 6 months later.
  • Satisfaction and acceptability were assessed post-training.

Main Results:

  • No significant improvements in memory or daily functioning were observed in either training group compared to controls.
  • Cognitive training effects did not generalize to untrained cognitive abilities.
  • Program satisfaction was comparable between the web-based and classroom groups.

Conclusions:

  • While no cognitive benefits were found, web-based memory training is an acceptable and feasible delivery method for healthy older adults.
  • Further research is necessary to optimize web-based memory training for cognitive enhancement in this demographic.