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Tim Whitfield

10 papers in the library · 216 citations · publishing 2020-2025

Papers

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Examining cognitive differences in expert meditators and non-meditators older adults.

Scientific Reports May 15, 2025 Florence Requier, Hamed Mohammadi, Harriet Demnitz-King et al.

With aging, slight changes in some cognitive processes can be observed. Therefore, we aimed to assess if meditation expertise is associated with preserved cognition in key domains affected in aging. We used data from two older-adult samples of the Medit-Ageing Age-well Study: 135 non-meditators and 27 expert meditators. We examined group differences in four objective cognitive domains...

DOI: 10.1038/s41598-025-00226-9 (opens in new tab) Full text (opens in new tab) Attention Executive function Expert meditators Older age +9

Decoding meditation mechanisms underlying brain preservation and psycho-affective health in older expert meditators and older meditation-naive participants.

Scientific Reports November 27, 2024 Sacha Haudry, Anne-Laure Turpin, Brigitte Landeau et al. 3 citations

Meditation is a mental training approach that can improve mental health and well-being in aging. Yet the underlying mechanisms remain unknown. The Medit-Ageing model stipulates that three mechanisms - attentional, constructive, and deconstructive - upregulate positive psycho-affective factors and downregulate negative ones. To test this hypothesis, we measured brain structural MRI and...

Meditation dosage predicts self- and teacher-perceived responsiveness to an 18-month randomised controlled trial

Scientific Reports November 2, 2024 Marco Schlosser, Julie Gonneaud, Stefano Poletti et al. 2 citations

Understanding the factors that predict why some individuals perceive to respond more to meditation training than others could impact the development, efficacy, adherence levels, and implementation of meditation-based interventions. We investigated individual-level variables associated with self- and teacher-perceived responsiveness to longer-term meditation training. This study presents a...

DOI: 10.1038/s41598-024-77069-3 (opens in new tab) Full text (opens in new tab) Meditation Disengagement theory Psychological intervention Expectancy theory +6

Impact of mindfulness-based and health self-management interventions on mindfulness, self-compassion, and physical activity in older adults with subjective cognitive decline: A secondary analysis of the SCD-Well randomized controlled trial.

Alzheimer S and Dementia Diagnosis Assessment and Disease Monitoring 2024 Ylenia D'elia, Tim Whitfield, Marco Schlosser et al.

Older adults experiencing subjective cognitive decline (SCD) have a higher risk of dementia. Reducing this risk through behavioral interventions, which can increase emotional well-being (mindfulness and compassion) and physical activity, is crucial in SCD. SCD-Well is a multicenter, observer-blind, randomized, controlled, superiority trial. Three hundred forty-seven participants (mean [standard...

Effects of Meditation Training and Non-Native Language Training on Cognition in Older Adults: A Secondary Analysis of a Randomized Clinical Trial.

JAMA Network Open July 3, 2023 Harriet Demnitz-King, Florence Requier, Tim Whitfield et al.

Nonpharmacological interventions are a potential strategy to maintain or promote cognitive functioning in older adults. To investigate the effects of 18 months' meditation training and 18 months' non-native language training on cognition in older adults. This study was a secondary analysis of the Age-Well trial, an 18-month, observer-masked, randomized clinical trial with 3 parallel arms....

The Effect of Meditation-Based Interventions on Patients with Fatigue Symptoms: A Systematic Review and Meta-Analysis.

Psychologica Belgica 2023 Florence Requier, Harriet Demnitz-King, Tim Whitfield et al. 12 citations

Persistent fatigue constitutes a prevalent and debilitating symptom in several diseases. The symptom is not effectively alleviated by pharmaceutical treatments, and meditation has been proposed as a non-pharmacological intervention. Indeed, meditation has been shown to reduce inflammatory/immune problems, pain, stress, anxiety and depression which are associated with pathological fatigue. This...

Effects of a mindfulness-based versus a health self-management intervention on objective cognitive performance in older adults with subjective cognitive decline (SCD): a secondary analysis of the SCD-Well randomized controlled trial.

Alzheimer's Research & Therapy September 6, 2022 Tim Whitfield, Harriet Demnitz-King, Marco Schlosser et al.

Older individuals with subjective cognitive decline (SCD) perceive that their cognition has declined but do not show objective impairment on neuropsychological tests. Individuals with SCD are at elevated risk of objective cognitive decline and incident dementia. Non-pharmacological interventions (including mindfulness-based and health self-management approaches) are a potential strategy to...

The Effect of Mindfulness-based Programs on Cognitive Function in Adults: A Systematic Review and Meta-analysis

Neuropsychology Review August 4, 2021 Tim Whitfield, Thorsten Barnhofer, Rebecca L. Acabchuk et al. 193 citations

Mindfulness-based programs (MBPs) are increasingly utilized to improve mental health. Interest in the putative effects of MBPs on cognitive function is also growing. This is the first meta-analysis of objective cognitive outcomes across multiple domains from randomized MBP studies of adults. Seven databases were systematically searched to January 2020. Fifty-six unique studies (n = 2,931) were...

Effects of a Mindfulness-Based Intervention versus Health Self-Management on Subclinical Anxiety in Older Adults with Subjective Cognitive Decline: The SCD-Well Randomized Superiority Trial.

Psychotherapy and Psychosomatics April 19, 2021 Natalie L. Marchant, Thorsten Barnhofer, Roxane Coueron et al.

Introduction: Older adults experiencing subjective cognitive decline (SCD) have a heightened risk of developing dementia and frequently experience subclinical anxiety, which is itself associated with dementia risk. Objective: To understand whether subclinical anxiety symptoms in SCD can be reduced through behavioral interventions. Methods: SCD-Well is a randomized controlled trial designed to...

The effect of mindfulness‐based programs on cognitive performance across the lifespan: A systematic review and meta‐analysis

Alzheimer s & Dementia December 1, 2020 Tim Whitfield, Thorsten Barnhofer, Rebecca L. Acabchuk et al. 6 citations

Abstract Background The primary focus of mindfulness‐based program (MBP) research to date has been on mental health. More recently, attention has turned to putative effects on cognition. An evidence synthesis is required to answer the key question of ‘Do MBPs confer cognitive benefit, and if so, for whom?’ A particularly crucial distinction is whether benefits differ according to individuals’...

DOI: 10.1002/alz.043562 (opens in new tab) Mindfulness Meta-analysis Cognition Systematic review +6