# Acute Changes in Gastrocnemius Muscle Stiffness

> **NCT07745452** · NA · COMPLETED · sponsor: **Princess Nourah Bint Abdulrahman University** · enrollment: 30 (actual)

## Conditions studied

- Health Adult Subjects
- Exercise-Induced Changes in Gastrocnemius Muscle Stiffness

## Interventions

- **BEHAVIORAL:** 30-Second Work / 30-Second Rest Calf-Raise Protocol
- **BEHAVIORAL:** 15-Second Work / 45-Second Rest Calf-Raise Protocol
- **BEHAVIORAL:** 45-Second Work / 15-Second Rest Calf-Raise Protocol

## Key facts

- **NCT ID:** NCT07745452
- **Lead sponsor:** Princess Nourah Bint Abdulrahman University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2025-06-24
- **Primary completion:** 2026-02-24
- **Final completion:** 2026-03-24
- **Target enrollment:** 30 (ACTUAL)
- **Last updated:** 2026-08-04


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07745452

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07745452, "Acute Changes in Gastrocnemius Muscle Stiffness". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07745452. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*