Effect of change in ocular blood flow on viual function at exercise.

Effect of change in ocular blood flow on viual function at exercise. - Effect of change in ocular blood flow on viual function at exercise.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000022678

Enrollment

Registered

2016-06-09

Start date

2016-06-13

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

Interventions

1) measuring the maximum oxygen uptake for determination of exercise intensity. 2) wash out period over 7 days. 3) cycling exercise at 50% VO2max or 60%HRreserve is peformed for 31 min, and breathin

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1) healthy males of 20-30 years old.

Exclusion criteria

Exclusion criteria: 1) the person who experienced any disease which indicate on a screening sheet. 2) the person who refuse participation from experimenter, because lifstyle doesn't suit in this study (e.g., smoking) and/or can't obey experimental rules.

Design outcomes

Primary

Measure	Time frame
Ocular blood flow and visual function in control condition, hypoventilative condition, and hyperventilative condition during exercise.	—

Countries

Japan

Contacts

Public ContactTsukasa IKEMURA

Waseda University Faculty of Sport Sciences

ikemura-t@aoni.waseda.jp04-2947-7128

Outcome results

None listed

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