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Stéphane Rehel

4 papers in the library · 48 citations · publishing 2022-2026

Papers

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Effects of an 18-month meditation training on subjective and objective sleep quality in older adults: a secondary analysis of the Age-Well randomized controlled trial

medRxiv October 2, 2026 Pierre Champetier, Anaïs Hamel, Stéphane Rehel et al. preprint

Abstract Study objectives Aging is associated with increased sleep complaints and changes in sleep architecture, microstructure and rest-activity rhythms. Meditation-based interventions have shown benefits on subjective sleep quality, but their effects on objective sleep parameters remain largely underexplored. This study investigated the effects of an 18-month meditation intervention on sleep...

EEG Brain Rhythms During Resting-State Wakefulness and Sleep in Elderly Expert Meditators.

Journal of Sleep Research July 29, 2025 Pierre Champetier, Anaïs Hamel, Claire André et al.

Meditation practice has been shown to impact resting-state EEG activity in expert meditators, but its benefits on sleep, which is particularly affected with age, are poorly understood. Our aim was to better understand the effects of long-term meditation practice on resting-state EEG and sleep in older adults. Twenty-seven elderly expert meditators (mean age ± SD: 70.7 ± 5.0 years) were compared...

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...

Effect of an 18-Month Meditation Training on Regional Brain Volume and Perfusion in Older Adults

JAMA Neurology October 10, 2022 Gaël Chételat, Antoine Lutz, Olga Klimecki et al. 45 citations

Importance: No lifestyle-based randomized clinical trial directly targets psychoaffective risk factors of dementia. Meditation practices recently emerged as a promising mental training exercise to foster brain health and reduce dementia risk. Objective: To investigate the effects of meditation training on brain integrity in older adults. Design, Setting, and Participants: Age-Well was a...