# Event-Specific Adaptations to CrossFit and Running-Based HIIT in Elite Distance Runners at Moderate Altitude

> **NCT07675577** · NA · COMPLETED · sponsor: **University of Sistan and Baluchestan** · enrollment: 36 (actual)

## Conditions studied

- Athletic Performance
- Physical Endurance
- Altitude Training Adaptation
- Aerobic Capacity
- Neuromuscular Performance
- Exercise-Induced Inflammation
- Adaptation Reaction

## Interventions

- **BEHAVIORAL:** Running-Based High-Intensity Interval Training (HIIT)
- **BEHAVIORAL:** CrossFit-Based High-Intensity Training (CF)

## Key facts

- **NCT ID:** NCT07675577
- **Lead sponsor:** University of Sistan and Baluchestan
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-09-01
- **Primary completion:** 2021-10-15
- **Final completion:** 2021-10-30
- **Target enrollment:** 36 (ACTUAL)
- **Last updated:** 2026-06-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07675577

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07675577, "Event-Specific Adaptations to CrossFit and Running-Based HIIT in Elite Distance Runners at Moderate Altitude". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07675577. Licensed CC0.

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