Cross Training Effects on Flexibility, Endurance and Speed

Effects of Cross Training on Flexibility, Endurance and Speed Among Sprinters

CrossFit is one form of Resistance Exercise that is recognized as a high-intensity program that combines elements of mobility, technique, and strength and has seen increasing popularity in recent years. CrossFit workouts often incorporate Olympic lifts and elements of gymnastic exercises using handstands and rings. A large part of CrossFit workouts also consists of the "workout of the day" or "WOD," where workouts are performed for the best time or performed in the "as many rounds as possible" style and are completed in a group environment, with some workouts performed as a shared workload. The social nature of CrossFit, in addition to the annual 'CrossFit Games', which include national qualifying workouts and regional competitions, is what has led to CrossFit being described as the "Sport of Fitness". Competitors who complete all workouts and rank high enough will progress to the next stage of the competition. Regardless of which stage, it is expected that each workout will consist of a set of challenges that will require some combination of strength, power, endurance, and/or sport-specific skill.

By examining the effects of cross-training on flexibility, endurance, and speed, this study aims to provide a comprehensive understanding of how a diversified training regimen can contribute to the overall athletic development of sprinters. The findings could lead to improved training strategies that enhance performance and longevity in the sport.

Study Overview

• Status: Completed
• Conditions: Cross Training
• Intervention / Treatment: Other: Cross training

• Study Type: Interventional
• Enrollment (Actual): 52
• Phase: Not Applicable

Contacts and Locations

Study Locations

• Pakistan
  • Punjab Province
    • Lahore, Punjab Province, Pakistan, 54000
      • Pakistan Sports Board

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: Adult
• Accepts Healthy Volunteers: Yes

Description

Inclusion Criteria:

• Age 18 to 30 years.
• Young sprinters (only male)
• Participants volunteered to participate in the study.
• Recreational sprinters.

Exclusion Criteria:

• • Systemic disease e.g anemia, SLE and multiple sclerosis.

  • Neuro-musculoskeletal disease e.g muscular dystrophy.
  • Respiratory problems e.g bronchitis, COPD and asthma.
  • Cardiovascular disease e.g coronary heart disease, aortic disease and stroke.
  • Sprinters with history of any past surgical intervention related to orthopedic injuries.
  • Sprinters with any current episode of low back pain for 3 months.
  • Sprinters with history of musculoskeletal injuries.

Study Plan

How is the study designed?

Design Details

• Primary Purpose: Treatment
• Allocation: Randomized
• Interventional Model: Parallel Assignment
• Masking: None (Open Label)

Number of Arms

2

Arms and Interventions

Participant Group / Arm	Intervention / Treatment
No Intervention: Group A; will be the control group with conventional training including 4-5 repetitions of squats, 2-3 repetitions of 20 seconds low intensity running exercise per session 3 times a week followed by 8 weeks.
Experimental: Group B; Group B will include cross training protocol with cycling, 8-10 repetitions of low lunges, 4-5 repetitions of cobra pose, 4-5 repetitions of 40 seconds maximum running at 80-100% HR max followed by 20 seconds of walking for 20 minutes exercise per session 3 times a week followed by 8 weeks.	Other: Cross training; Cross training protocol with cycling, 8-10 repetitions of low lunges, 4-5 repetitions of cobra pose, 4-5 repetitions of 40 seconds maximum running at 80-100% HR max followed by 20 seconds of walking for 20 minutes exercise per session 3 times a week followed by 8 weeks.

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Sit and reach test	Sit and reach test for flexibility	Baseline, 4 weeks and 8 weeks
Agility t Test	Agility t Test for measuring speed	Baseline, 4 weeks and 8 weeks
Yo-Yo Intermittent test	Yo-Yo Intermittent test for measuring endurance	Baseline, 4 weeks and 8 weeks

Collaborators and Investigators

• Sponsor: Riphah International University
• Investigators: Principal Investigator: Muhammad Tayyab Malik, DPT, Riphah International University

Study record dates

Study Major Dates

• Study Start (Actual): July 30, 2024
• Primary Completion (Actual): January 30, 2025
• Study Completion (Actual): January 30, 2025

Study Registration Dates

• First Submitted: February 23, 2026
• First Submitted That Met QC Criteria: February 23, 2026
• First Posted (Actual): February 27, 2026

Study Record Updates

• Last Update Posted (Actual): February 27, 2026
• Last Update Submitted That Met QC Criteria: February 23, 2026
• Last Verified: February 1, 2026

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Organization and Administration; Health Services Administration; Personnel Management; Staff Development
• Other Study ID Numbers: REC/RCR&AHS/24/0441

Plan for Individual participant data (IPD)

• Plan to Share Individual Participant Data (IPD)?: NO

Drug and device information, study documents

• Studies a U.S. FDA-regulated drug product: No
• Studies a U.S. FDA-regulated device product: No