Study how the repetitive far-infrared irradiation on combining four points on the skin surface : 'Stress-Free therapy' affects human immune system.

Study for effects of the repetitive far-infrared irradiation on combining four points on the skin surface in immune system of healthy human subjects. - Effects of the repetitive far-infrared irradiation on combining four points on the skin surface in healthy human immune system.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000043244

Enrollment

Registered

2021-03-01

Start date

2014-06-10

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

Healthy adults and adults in any conditions

Interventions

Before treatments, 13 ml of peripheral blood (PB) will be collected for blood analyses. Aliquot 8 ml of PB will be applied for ZTT, Total bilirubin, AST, ALT, ALP, gamma-GTP, LAP, Uric acid, BUN, crea

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Adults over 20 years old 2. Volunteers signed agreement to be subjects of this study after informed consent. 3. People who has not been treated with pinpoint plantar long-wavelength infrared light irradiation therapy, acupuncture, moxibustion and/or thermal therapies more than 1 month.

Exclusion criteria

Exclusion criteria: People who were judged as not suitable as subjects for the study

Design outcomes

Primary

Measure	Time frame
Effects on changes of peripheral blood lymphocyte compositions through a week and three weeks of long-wavelength infrared light irradiation or placebo irradiation.	—

Secondary

Measure	Time frame
Effects on changes of peripheral blood lymphocyte compositions of same subject groups by repetitive cycles of long-wavelength infrared light irradiation and placebo irradiation.	—

Countries

Japan

Contacts

Public ContactTakuma Nakajima

SBC Tokyo Medical University Center for Medical Education, Faculty of Health Sciences

t-nakajima@sbctmu.ac.jp047-382-2485

Outcome results

None listed

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

Study how the repetitive far-infrared irradiation on combining four points on the skin surface : &#39;Stress-Free therapy&#39; affects human immune system.