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Research on biological stress responses to Extremely High Frequency radio wave exposure used in 5G communication devices

Study of biological stress responses to 28 GHz radio wave exposure used in 5G communication devices - Study of biological stress responses to 28 GHz radio wave exposure

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058357
Enrollment
10
Registered
2025-08-25
Start date
2025-07-08
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

None

Interventions

28 GHz Exposure: Electromagnetic wave exposure at 28 GHz will be applied to the skin surface of the subject&#39
s back using a radio wave irradiation device for 30 to 40 minutes, until the increase in skin temperature reaches a steady state. The procedure will be repeated approximately three times, with an inte
s back using an infrared heater for 30 to 40 minutes, until the skin temperature reaches a steady state. This procedure will be conducted approximately three times, with at least one day between sessi

Sponsors

Saga University
Lead Sponsor
Kurume University Nagoya Institute of Technology
Collaborator

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - The participant is in good health - Written informed consent has been obtained from the participant - Based on interviews regarding lifestyle and medical history, and through the screening process, the research team has determined that the participant is eligible to take part in the study

Exclusion criteria

Exclusion criteria: Individuals who - are pregnant or may be pregnant - are determined not to be in good health at the time of obtaining consent - are found to have provided false information in the consent form or self-reported data Individuals - with a pacemaker - for whom conducting the study procedures is judged to be difficult by the research team - deemed unsuitable for participation in the study based on interviews regarding lifestyle and medical history, or during the screening process

Design outcomes

Primary

MeasureTime frame
Assessment of alterations in biological parameters induced by electromagnetic wave exposure, including urinary cortisol, cortisone, catecholamines, oxidative stress markers.

Secondary

MeasureTime frame
Effects of electromagnetic wave exposure on skin temperature and blood flow.

Countries

Japan

Contacts

Public ContactMikiko Tokiya

Faculty of Medicine, Saga University Department of Social and Environmental Medicine

sx4932@cc.saga-u.ac.jp0952-34-2289

Outcome results

None listed

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