Status:
COMPLETED
Changes in Perception and Cognition During a Meditation Retreat
Lead Sponsor:
Hospices Civils de Lyon
Conditions:
Healthy Volunteers
Eligibility:
All Genders
18-67 years
Phase:
NA
Brief Summary
This study aims at assessing neuro-behavioral changes occuring during an intensive ten days meditation retreat. The investigator will study changes in tactile, auditory and pain perceptions as well as...
Eligibility Criteria
Inclusion
- Age between 18 and 67
- Regular meditation practice (at least 20 minutes 3 times a week) arising from a formal teaching (buddhist tradition, MBSR, mindfulness) for at least one year.
- Having taken part to at least one intensive retreat (more than six hours of sitting meditation a day, during at least two days) in the past.
- Affiliated to french social security
- Motivated to take part in the study
- Having signed an informed consent
- Normal or corrected vision
- Sufficient mastering of French to be able to understand correctly written and auditory instructions
Exclusion
- neurological or psychiatric antecedents
- chronical pain or any other medical condition giving rise to acute pain or sensitivity to pain.
- Motor or sensory deficit in the hands
- severe auditory loss
- regularly taking medical drugs acting on the central nervous system
- regularly taking opioids or antidepressant drugs
- alcohol consumption above the safety threshold recognized by the French healthy agency (10 drinks a week, 2 drinks a day, 5 drinks for special occasions)
- drugs consumption (except tabacco) qualified as addictive according to medical criteria (https://www.drogues.gouv.fr/comprendre/l-essentiel-sur-les-addictions/qu-est-ce-qu-une-addiction)
- alcohol or drug consumption the day before or the day of experiment and during the full duration of the retreat
- being pregnant, breastfeading or having given birth less than 6 months ago
- Will be excluded from the fMRI task only, participants presenting contraindication to a MRI scan : being claustrophobic, body mass index over 30, people, having a pacemaker or an insuline pump, metallic prothesis, intracranial clip, neurosensory stimulator, in-body defibrillator, cochlear implants, ocular or brain feromagnetic bodies close to nervous structures, neurosurgery stunts, dental brace.
Key Trial Info
Start Date :
October 2 2020
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
April 10 2021
Estimated Enrollment :
58 Patients enrolled
Trial Details
Trial ID
NCT04449913
Start Date
October 2 2020
End Date
April 10 2021
Last Update
October 27 2021
Active Locations (1)
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1
Centre de Recherche en Neuroscience de Lyon
Bron, France, 69500