Research on evaluation of developed new-functionality underclothes using new material

Research on evaluation of developed new-functionality underclothes using new material - Research on evaluation of developed new-functionality underclothes using new material

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000031813

Enrollment

Registered

2018-04-01

Start date

2018-03-01

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 adult males

Interventions

Wearing new-functionality underclothes. Sitting at rest (3-10m/s of wind velosity) + walking (3m/s of fixed wind velosity, 40-120m/min of walking speed) at 10 degrees C for 30 minutes, respectively.

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1)Age <= 20yaers old to > 40years old at the time if informed consent 2)Volunteers who are fully informed of and understand the objectives, procedures, and possible risks of the study and provide the written voluntary consent to participate in the study.

Exclusion criteria

Exclusion criteria: 1)Diseases which need physical work restriction 2)Cardiovascular diseases, arrhhythmia 3)Hypertension (resting blood presure, SBP > or = 140 mmHg, DBP > or = 90mmHg) 4)Metabolic and endcrine disease 5)Smokers 6)Obesity (BMI <= 30kg/m2) 7)Ineligible by a medical interview

Design outcomes

Primary

Measure	Time frame
Temperature and humidity inside the underwear and mid-layer, surface temperature, surface heat flux, and thermograms.	—

Countries

Japan

Contacts

Public ContactImai Daiki

Osaka City University Graduate School of Medicine Environmental Physiology for Exercise

dimai@sports.osaka-cu.ac.jp06-6605-2946

Outcome results

None listed

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