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Effect of training surface on acute physiological responses after interval training
Martyn J Binnie1, Brian Dawson, Hugh Pinnington
1Western Australian Institute of Sport, Mt Claremont, WA, Australia. mbinnie@wais.org.au
Journal of Strength and Conditioning Research
|June 29, 2012
Summary
Training on sand surfaces during interval sessions elicits a greater physiological response in athletes compared to grass. This enhanced training intensity on sand does not negatively impact next-day endurance performance, suggesting its efficacy for preseason conditioning.
Area of Science:
- Sports Science
- Exercise Physiology
- Biomechanics
Background:
- Preseason training is crucial for team sport athletes to optimize performance.
- Surface type can influence training intensity and physiological responses.
- Understanding the impact of different training surfaces is key for effective program design.
Purpose of the Study:
- To compare the physiological effects of interval training on sand versus grass surfaces.
- To evaluate the impact of training surface on subsequent endurance performance.
- To assess markers of muscle damage, inflammation, and hemolysis post-exercise on different surfaces.
Main Methods:
- Ten well-trained team sport athletes underwent interval training on sand and grass surfaces in a crossover design.
- Performance metrics (vertical jump, repeated sprint ability, 3-km time trial) and physiological data (blood lactate, heart rate, RPE) were collected.
- Serum markers for muscle damage (myoglobin, creatine kinase) and inflammation (haptoglobin, C-reactive protein) were analyzed.
Main Results:
- Significantly higher blood lactate and heart rate responses were observed during sand training sessions (p < 0.05).
- No significant differences were found in markers of muscle damage, inflammation, or hemolysis between sand and grass surfaces (p > 0.05).
- The 3-km running time trial was performed significantly faster 24 hours after sand training compared to grass training (p = 0.001).
Conclusions:
- Interval training on sand surfaces induces a greater physiological load than on grass.
- Sand surface training does not lead to increased muscle damage or inflammation markers compared to grass.
- Athletes demonstrate improved next-day endurance performance after interval training on sand, indicating its potential benefits for preseason conditioning.
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