Recruiting

Plantar Flexor vs. Shoulder

Sponsor:

University of Saskatchewan

Code:

NCT06944652

Conditions

Vertical Jump Performance

Eligibility Criteria

Sex: All

Age: 12 - 17

Healthy Volunteers: Accepted

Interventions

Stretching

Study Details

Brief summary:

The study involves comparison of an 8-week plantar flexor stretching program to a shoulder stretching program for improving vertical jump performance in adolescent athletes.

Conditions

Vertical Jump Performance

Study ID

NCT06944652

Start date

Apr 28, 2025

Status verified date

Feb, 2026

Completion date

May 30, 2026

Anticipated

Primary completion date

Apr 28, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 12 - 17

Healthy Volunteers: Accepted

Inclusion Criteria:

  • Currently involved in a sport training program

Exclusion Criteria:

  • Current or past injuries that might affect jumping performance or stretching the plantar flexors or shoulder joint

Study Design

Enrollment

40 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Other

Interventions and Outcome Measures

Arms

experimental: Plantar flexor stretching

Flexibility training (stretching) of the muscles at the back of the lower leg

active comparator: Shoulder stretching

Flexibility training (stretching) of the muscles surrounding the shoulder joint

Interventions

Stretching

Stretching of the plantar flexors or the shoulder joint

Primary outcome measure

  • Counter movement jump height [ Time Frame: Change over 8 weeks ]

Central Contacts and Locations

Central contacts

Philip Chilibeck, PhD

306-966-1072phil.chilibeck@usask.ca

Locations

College of Kinesiology University of Saskatchewan

Recruiting

Saskatoon, Saskatchewan, Canada, S7K 2X2

Contacts

Philip Chilibeck

3062303849phil.chilibeck@usask.ca

More Information

Sponsor

University of Saskatchewan

Last update posted

Feb 23, 2026

Last verified

Feb, 2026

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-10. This information was provided to ClinicalTrials.gov by University of Saskatchewan on 2026-02-23.