We will recruit healthy young females and aims to prevent developing anorexia Nervosa and bulimia Nervosa
Conditions
Interventions
Participants will perform the task once a week for one month. First, they will view a female 3D image (BMI 8-35, varying in increments of 1) for 3 seconds and respond by pressing a button to indicate
fat / not fat"
thin / not thin"
. Next, participants will view the same image again and respond once more with "
using the button press, but this time they will receive feedback indicating whether their response was correct or incorrect. In the intervention group, the feedback will be manipulated in a way that s
incorrect"
feedback). Whether the threshold should be based on "
will be determined through a preliminary experiment.
Participants will perform the task once a week for one month. First, they will view a female 3D image (BMI 8-35, varying in increments of 1) for
Sponsors
Tohoku University
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: Individuals with a Body Shape Questionnaire score of 40 points or above, who are right-handed, and who do not have any contraindications for MRI
Exclusion criteria
Exclusion criteria: Individuals with a history of psychiatric disorders, those who participated in a preliminary experiment, those with food allergies, those following a vegetarian or vegan diet for reasons of personal conviction rather than health, and those with religious dietary restrictions
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Neural response changes before and immediately after a one-month intervention | — |
Secondary
| Measure | Time frame |
|---|---|
| Changes in threshold BMI before and after the intervention Changes in the strength of the two aspects of distortion before and after the intervention Changes in questionnaire scores before and after the intervention | — |
Countries
Japan
Contacts
Public ContactYumi Hamamoto
Tohoku University Frontier Research Institute for Interdisciplinary Sciences
Outcome results
None listed