The Relationship Between Social Isolation and Appetite: A Magnetoencephalography (MEG) Study on Neural Mechanisms

Investigation of the Relationship Between Social Isolation and Appetite: A Study on Neural Mechanisms Using Magnetoencephalography (MEG) - Social Isolation and Appetite - MEG Study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000055861

Enrollment

Registered

2024-11-17

Start date

2024-12-31

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Social Isolation

Interventions

Presentation of food and non-food images

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Adults aged 18 or older at the time of consent 2. Right-handed individuals

Exclusion criteria

Exclusion criteria: 1. Individuals with current or past neurological, visual, or psychiatric disorders, or other severe diseases 2. Individuals receiving medication for any condition 3. Individuals with contraindications for MRI 4. Smokers 5. Individuals with metal present in their body (especially in the head and neck region), which could cause metal-related noise interference in magnetoencephalography 6. Individuals in peri-menopause or post-menopause, based on self-reported last menstrual cycle 7. Individuals with a history of severe medical or neurological disorders, or those with a current or past history of psychiatric disorders 8. Individuals with comorbidities such as cardiovascular disease or diabetes, or a history of weight-loss surgery or abdominal surgery 9. Individuals using medications that may affect the central nervous system, regularly taking painkillers, or those who are pregnant or breastfeeding 10. Individuals engaging in extreme vigorous exercise (continuous exercise for more than 8 hours per week)

Design outcomes

Primary

Measure	Time frame
Magnetoencephalography (MEG) data, social isolation-related indicators (Japanese version of the Lubben Social Network Scale short version (LSNS-6), Japanese version of the UCLA Loneliness Scale (Version 3): UCLA Loneliness Scale Version 3), and the Visual Analogue Scale (VAS).	—

Secondary

Measure	Time frame
Survey on daily appetite and eating behavior (Three Factor Eating Questionnaire: TFEQ), Connor-Davidson Resilience Scale (CD-RISC), Japanese version of the Hospital Anxiety and Depression Scale (HAD), Positive Affect Negative Affect Schedule (PANAS), Pittsburgh Sleep Quality Index (PSQI), and Japanese version of the Salzburg Stress Eating Scale (SSES-J).	—

Countries

Japan

Contacts

Public Contactderong zeng

Osaka Metropolitan University Graduate School of Medicine

zeng.derong.p11@kyoto-u.jp06-6645-3791

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026