Search for concurrent training that maximizes training effect and minimizes fatigue : Focusing on the combination of complex training and repeated sprint training with different work-to-rest ratios

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1010230020

Enrollment

Registered

2023-07-19

Start date

2023-07-24

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

Group1: Complex training (squat and counter movement jump) only is performed 12 sessions in 6 weeks (performed training at least once in a week). Group2: In addition to the same training as Group1, r

concurrent training, complex training, repeated sprint training

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: The participant must be a member of an athletic team (including an off-campus club team). The participants must agree to refrain from strength training, jump training, endurance training that mobilizes the lower limb muscle groups during the experimental period, except for squat training, jump training, and repeated sprint training that perform in this study. Agreed to follow the same diet for the duration of the experiment.

Exclusion criteria

Exclusion criteria: If the above criteria are not met

Design outcomes

Primary

Measure	Time frame
One repetition maximum of squat repeated sprint test performance Counter movement jump performance Muscle fatigue	—

Contacts

Public ContactNobuyasu Tomabechi

Hokkaido University of Sciences

tomabechi-n@hus.ac.jp+81-11-688-2391

Outcome results

None listed

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