# Relation Between Rectus Femoris Muscle Tension and Hamstring Strength and Activity in Healthy Sprinters

> **NCT04344691** · NA · UNKNOWN · sponsor: **Universidad de Zaragoza** · enrollment: 16 (estimated)

## Conditions studied

- Muscle Stretching Exercise

## Interventions

- **PROCEDURE:** Rectus femoris stretching

## Key facts

- **NCT ID:** NCT04344691
- **Lead sponsor:** Universidad de Zaragoza
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-02-15
- **Primary completion:** 2020-02-25
- **Final completion:** 2020-04-30
- **Target enrollment:** 16 (ESTIMATED)
- **Last updated:** 2020-04-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04344691

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04344691, "Relation Between Rectus Femoris Muscle Tension and Hamstring Strength and Activity in Healthy Sprinters". Retrieved via AI Analytics 2026-07-07 from https://api.ai-analytics.org/clinical/NCT04344691. Licensed CC0.

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