The Effects of Sprint vs. Resisted Sled-Based Training; an 8-Week in-Season Randomized Control Intervention in Elite Rugby League Players
Abstract
1. Introduction
2. Materials and Methods
2.1. Participants
2.2. Procedure
2.3. Sled Towing Group
2.4. Sprint Training Group
2.5. Testing Procedures
2.6. 5, 10 and 20 m Sprints
2.7. Counter Movement Jump
2.8. 505-Agility Test
2.9. Analyses
3. Results
3.1. Baseline Characteristics
3.2. 5 m Sprint
3.3. 10 m Sprint
3.4. 20 m Sprint
3.5. Counter Movement Jump
3.6. 505-Agility Test
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Acknowledgments
Conflicts of Interest
References
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Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday | |
---|---|---|---|---|---|---|---|
am | Gym | Gym | Off | Gym | Match | Off | |
pm | Match review session | Technical session | Technical session | Technical session |
Monday (Full Body Strength) | ||||
---|---|---|---|---|
Week 1 | Week 2 | Week 3 | Week 4 | |
Exercise | Sets × repetitions | |||
Pistol squats | 3 × 6 | 3 × 6 | 3 × 6 | 3 × 6 |
SB curls | 3 × 6 | 3 × 6 | 3 × 6 | 3 × 6 |
Military press | 4 × 8 | 4 × 8 | 4 × 8 | 4 × 8 |
Weighted pull up | 4 × 8 | 4 × 8 | 4 × 8 | 4 × 8 |
Banded walks | 3 × 5 m | 3 × 5 m | 3 × 5 m | 3 × 5 m |
Bench bridges | 3 × 8 | 3 × 8 | 3 × 8 | 3 × 8 |
Roll outs | 4 × 6 | 4 × 6 | 4 × 6 | 4 × 6 |
YTV | 4 × 4 | 4 × 4 | 4 × 4 | 4 × 4 |
Tuesday (full body strength) | ||||
Week 1 | Week 2 | Week 3 | Week 4 | |
Exercise | Sets × repetitions | |||
Sprints (sled or sprint group) | 9 × 20 m | 9 × 20 m | 9 × 20 m | 9 × 20 m |
Squats | 4 × 8 | 4 × 8 | 4 × 8 | 4 × 8 |
Lateral lunges | 4 × 4 | 4 × 4 | 4 × 4 | 4 × 4 |
Dumbbell bench | 4 × 8 | 4 × 8 | 4 × 8 | 4 × 8 |
Bent over row | 4 × 8 | 4 × 8 | 4 × 8 | 4 × 8 |
Reverse fly’s | 4 × 10 | 4 × 10 | 4 × 10 | 4 × 10 |
Box step up’s | 3 × 6 | 3 × 6 | 3 × 6 | 3 × 6 |
RDLS | 3 × 6 | 3 × 6 | 3 × 6 | 3 × 6 |
Thursday (full body power) | ||||
Week 1 | Week 2 | Week 3 | Week 4 | |
Exercise | Sets × repetitions | |||
Sprints (sled or sprint group) | 9 × 20 m | 9 × 20 m | 9 × 20 m | 9 × 20 m |
Drop snatch | 4 × 5 | 4 × 5 | 4 × 5 | 4 × 5 |
Squat jumps | 4 × 5 | 4 × 5 | 4 × 5 | 4 × 5 |
SL box drives | 4 × 6 | 4 × 6 | 4 × 6 | 4 × 6 |
Medicine ball slams | 5 × 6 | 5 × 6 | 5 × 6 | 5 × 6 |
Bench throws | 5 × 6 | 5 × 6 | 5 × 6 | 5 × 6 |
Hanging leg raises | 5 × 4 | 5 × 4 | 5 × 4 | 5 × 4 |
Sprint | Sled | |
---|---|---|
N (completed) | 13 | 13 |
Age (y) | 18.7 ± 0.6 | 18.9 ± 0.5 |
Stature (cm) | 182.5 ± 6.1 | 181.8 ± 5.1 |
Body mass (kg) | 89.5 ± 11.4 | 85.7 ± 11.5 |
BMI (kg/m2) | 26.8 ± 2.4 | 25.9 ± 2.7 |
Sprint | Sled | Difference from Baseline | Difference between Groups | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Baseline | 4-Weeks | 8-Weeks | Baseline | 4-Weeks | 8-Weeks | 4-Weeks | 8-Weeks | 4-Weeks | 8-Weeks | |||||||
Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | Mean | SD | |||||
5 m sprint (s) | 1.02 | 0.06 | 1.00 | 0.07 | 0.99 | 0.06 | 1.03 | 0.07 | 1.00 | 0.05 | 0.97 | 0.08 | * | * | ||
10 m sprint (s) | 1.76 | 0.08 | 1.74 | 0.08 | 1.74 | 0.07 | 1.77 | 0.06 | 1.74 | 0.08 | 1.70 | 0.06 | * | * | ||
20 m sprint (s) | 3.03 | 0.12 | 3.01 | 0.11 | 2.99 | 0.11 | 3.01 | 0.10 | 2.97 | 0.10 | 2.94 | 0.11 | * | * | ||
CMJ (cm) | 39.18 | 6.59 | 39.34 | 6.70 | 39.49 | 6.75 | 40.43 | 3.87 | 42.02 | 5.18 | 43.07 | 4.55 | * | * | * | |
505 (s) | 2.45 | 0.07 | 2.44 | 0.07 | 2.42 | 0.06 | 2.43 | 0.11 | 2.40 | 0.08 | 2.37 | 0.06 | * | * |
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Sinclair, J.; Edmundson, C.J.; Metcalfe, J.; Bottoms, L.; Atkins, S.; Bentley, I. The Effects of Sprint vs. Resisted Sled-Based Training; an 8-Week in-Season Randomized Control Intervention in Elite Rugby League Players. Int. J. Environ. Res. Public Health 2021, 18, 9241. https://doi.org/10.3390/ijerph18179241
Sinclair J, Edmundson CJ, Metcalfe J, Bottoms L, Atkins S, Bentley I. The Effects of Sprint vs. Resisted Sled-Based Training; an 8-Week in-Season Randomized Control Intervention in Elite Rugby League Players. International Journal of Environmental Research and Public Health. 2021; 18(17):9241. https://doi.org/10.3390/ijerph18179241
Chicago/Turabian StyleSinclair, Jonathan, Christopher James Edmundson, John Metcalfe, Lindsay Bottoms, Stephen Atkins, and Ian Bentley. 2021. "The Effects of Sprint vs. Resisted Sled-Based Training; an 8-Week in-Season Randomized Control Intervention in Elite Rugby League Players" International Journal of Environmental Research and Public Health 18, no. 17: 9241. https://doi.org/10.3390/ijerph18179241
APA StyleSinclair, J., Edmundson, C. J., Metcalfe, J., Bottoms, L., Atkins, S., & Bentley, I. (2021). The Effects of Sprint vs. Resisted Sled-Based Training; an 8-Week in-Season Randomized Control Intervention in Elite Rugby League Players. International Journal of Environmental Research and Public Health, 18(17), 9241. https://doi.org/10.3390/ijerph18179241