Sleeper Stretch in CrossFit Participants

Not Applicable

Recruiting

• Conditions: Shoulder Pain

• Registration Number: NCT06720155
• Lead Sponsor: Mayo Clinic

Brief Summary

The purpose of this study is to compare the efficacy of the sleeper stretch in improving shoulder range of motion, strength and upper body performance in CrossFit athletes.

Detailed Description

Not available

Study Timeline

• Study First Submitted: 2024-12-03
• Study First Submitted QC: 2024-12-03
• Study First Posted: 2024-12-06
• Status Verified: 2025-04
• Last Update Submitted: 2025-04-17
• Last Update Posted: 2025-04-20
• Study Start: 2025-06-15
• Primary Completion: 2025-06-30
• Study Completion: 2025-09-01

Recruitment & Eligibility

• Status: RECRUITING
• Sex: All
• Target Recruitment: 26

Inclusion Criteria

• Regularly active (attending CrossFit > 2x per week)

Exclusion Criteria

• Positive test for labral lesions or rotator cuff tears
• History of recent fracture
• Orthopedic surgery in the upper limbs or cervical region
• Any other current injury that would prevent participation in regular work-shift activities

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Primary Outcome Measures

Name	Time	Method
Upper body function	Baseline, 4 weeks, 8 weeks	Measured by isometric horizontal push test (IHPT), a newly designed test that selectively measures the horizontal component of maximal isometric force, with 3 minutes of rest between each trial. The participants will place their hands on force platforms that sample ground reaction force data at 1000 Hz throughout the test.

Trial Locations

Locations (2)

Mayo Clinic Health System-La Crosse; 🇺🇸 La Crosse, Wisconsin, United States

Driftless CrossFit; 🇺🇸 Onalaska, Wisconsin, United States