Exploring the mechanisms of brain function improvement and brain fatigue by exercise under extreme conditions

Exploring the mechanisms of brain function improvement and brain fatigue by exercise under extreme conditions - Mechanisms of changes in brain function during exercise under extreme conditions

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000046147

Enrollment

Registered

2021-11-23

Start date

2021-08-05

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

Interventions

10 minutes of moderate-intensity exercise (50% VO2max) while wearing the VR Heat exposure for 60 min(42C) Cold exposure for 60 min(5C) Hypoxic exposure for 60 min(equivalent to 3500m altitude, 13% oxy

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: None of the participants were taking any prescription medication, and none were smokers.

Exclusion criteria

Exclusion criteria: prescription medication,smoking

Design outcomes

Primary

Measure	Time frame
Evaluate brain activity during cognitive tasks before and after VR, heat, cold, and hypoxic exposure.	—

Secondary

Measure	Time frame
Evaluate cognitive function (executive functioning),brain activity,mood indexes (POMS2,K6,chalder fatigue scale,two-dimensional mood scale),gastrointestinal temperature,heart rate,thermal sensation,and thermal comfort during cognitive tasks before and after VR, heat, cold, and hypoxic exposure.	—

Countries

Japan

Contacts

Public ContactTomomi Fujimoto

Niigata University of Health and Welfare Department of Health and Sports

fujimoto@nuhw.ac.jp025-257-4675

Outcome results

None listed

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