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Acute effects of a resisted dynamic warm-up protocol on jumping performance
1School of Physical Education and Sport, Department of Coaching Education, Sakarya University, Sakarya, Turkey.
Biology of Sport
|December 2, 2014
Summary
Dynamic warm-up with resistance improves jump height and alters jumping movement mechanics. Resistance levels between 6-10% of body weight are most effective for acute jump performance enhancement.
Area of Science:
- Sports Science
- Biomechanics
- Exercise Physiology
Background:
- Dynamic warm-up is crucial for athletic performance.
- Investigating resistance's effect on warm-up efficacy is important.
- Understanding kinematic and kinetic changes during jumping is key.
Purpose of the Study:
- To analyze kinematic and kinetic changes during jumping with added resistance.
- To determine the optimal body weight percentage for resistance during dynamic warm-up.
- To assess the impact of resistance on jump height and joint angles.
Main Methods:
- Thirty-five male athletes performed dynamic warm-up protocols with 2-10% body weight resistance.
- Jump height was measured using a force platform (countermovement jump and squat jump).
- Hip and knee joint angles were recorded using video analysis.
Main Results:
- Dynamic resistance warm-up significantly increased jump height (p < 0.05).
- No significant differences in jump height were found across different resistance percentages (p > 0.05).
- Resistance led to significant reductions in hip and knee joint angles in some cases (p < 0.05).
Conclusions:
- Dynamic warm-up with resistance enhances jumping movement kinematics and acutely increases jump height.
- Resistance levels of 6-10% body weight in horizontal and vertical directions are recommended for improving jump performance.
- This method offers a practical approach to optimize athletic readiness for jumping tasks.
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