Intrusive recollections are very common immediately after traumatic events and are considered necessary aspects of emotional processing. However, if these intrusive recollections persist over a long time, they are linked to long-term psychiatric disorder, especially Posttraumatic Stress Disorder (PTSD). This paper discusses the need to investigate factors involved in the maintenance of intrusive traumatic recollections. It is suggested that the idiosyncratic meaning of the intrusive recollections predicts the distress caused by them, and the degree to which the individual engages in strategies to control the intrusions. These control strategies maintain the intrusive recollections by preventing a change in the meaning of the trauma and of the traumatic memories. It is further suggested that what is needed is a comprehensive assessment of the processes that prevent change in meaning, going beyond the assessment of avoidance. In particular, safety behaviours, dissociation and numbing, suppression of memories and thoughts about trauma, rumination, activation of other emotions such as anger and guilt and corresponding cognitions, and selective information processing (attentional and memory biases) may be involved in the maintenance of intrusive recollections. Preliminary data supporting these suggestions from studies of individuals involved in road traffic accidents and survivors of child sexual abuse are described.
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http://dx.doi.org/10.1017/S135246580001585X | DOI Listing |
Exp Brain Res
December 2024
Department of Psychology, University of Otago, Dunedin, New Zealand.
Memory intrusion is a characteristic of posttraumatic stress disorder manifesting as involuntary flashbacks of negative events. Interference of memory reconsolidation using cognitive tasks has been employed as a noninvasive therapy to prevent subsequent intrusive retrieval. The present study aims to test whether physical activity, with its cognitive demands and unique physiological effects, may provide a novel practice to reduce later involuntary retrieval via the reconsolidation mechanism.
View Article and Find Full Text PDFMemory
February 2025
College of Education, Psychology, and Social Work, Flinders University, Adelaide, Australia.
We know much about people's problematic reactions-such as distressing intrusions-to negative, stressful, or traumatic events. But emerging evidence suggests people react similarly to negative and potentially-traumatic events. Given similar processes underlie remembering the past and imagining the future more generally, we wondered how similar involuntary memories, or intrusions, are for experienced vs.
View Article and Find Full Text PDFAm J Clin Nutr
November 2024
Noguchi Memorial Institute for Medical Research, University of Ghana, Legon, Ghana. Electronic address:
Background: Gaps persist in the data on diets and on the validity of dietary assessment methods in youth in low-income and middle-income countries (LMICs) due to costs constraints. Although computer vision-assisted dietary assessment tools have been proposed, limited evidence exists on their validity in LMICs.
Objectives: This study aimed to validate FRANI (Food Recognition Assistance and Nudging Insights), a mobile phone application with computer vision-assisted dietary assessment, against weighed records (WRs) and compare with 24-h recalls (24HR), in female youth in Ghana.
Behav Res Ther
December 2024
Department of Psychology and Behavioral Sciences, Zhejiang University, Hangzhou, 310028, Zhejiang, China. Electronic address:
J Alzheimers Dis
September 2024
University of Lille, CNRS, UMR 9193 - SCALab - Sciences Cognitives et Sciences Affectives, Lille, France.
Background: Alzheimer's disease (AD) is characterized by severe memory alterations, affecting especially memories of personal past events. Until now, autobiographical memory impairments have been characterized using formal memory assessments, requiring patients to strategically and deliberately recall past events. However, contrary to this highly cognitively demanding mode of memory recall, autobiographical memories frequently come to mind unexpectedly based on automatic associative processes.
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