Elucidation of effects of acute endurance exercise on serum 25(OH)D levels

Elucidation of effects of acute endurance exercise on serum 25(OH)D levels - Elucidation of effects of acute endurance exercise on serum 25(OH)D levels

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000025596

Enrollment

Registered

2017-01-11

Start date

2013-10-01

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 men and women

Interventions

Young Participants were asked to perform a cycling exercise for 30 min at 70% maximal oxygen uptake Elderly participants were asked to perform a cycling exercise for 30 min at 70% maximal oxygen uptak

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy young subjects over 18 years old, and healthy elderly subjects over 60 years old

Exclusion criteria

Exclusion criteria: 1.Use of tanning booths or other artificial UV light exposure 2.History or presence of diabetes, heart, liver and kidney diseases, and stoke, eating disorders, gastrointestinal disorders 3.Taking vitamin D supplement or 1,25 vitamin D 4.Physician has placed a restriction on physical exercise

Design outcomes

Primary

Measure	Time frame
Effects of acute endurance exercise on circulating 25(OH)D levels	—

Secondary

Measure	Time frame
Effects of acute endurance exercise on other hormone levels related to vitamin D metabolism	—

Countries

Japan

Contacts

Public ContactXiaomin Sun

Waseda University Graduate School of Sport Sciences

gzhtxiaomin@yahoo.co.jp+81-4-2947-6745

Outcome results

None listed

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