Kinetic Analysis of Horizontal Plyometric Exercise Intensity
Andrew J Kossow1, William P Ebben
1Exercise Science Program, Lakeland University, Plymouth, Wisconsin.
Journal of Strength and Conditioning Research
|March 14, 2018
Summary
This study analyzed the multiplanar forces of horizontal plyometric exercises. Findings reveal significant differences in exercise kinetics, guiding practitioners in designing programs for athletes needing horizontal power.
Area of Science:
- Sports Science
- Biomechanics
- Exercise Physiology
Background:
- Plyometric exercises are crucial in strength and conditioning.
- Existing research predominantly focuses on vertical plyometrics.
- A gap exists in understanding the kinetics of horizontal plyometric movements.
Purpose of the Study:
- To analyze the multiplanar kinetic characteristics of horizontal plyometric exercises.
- To assess sex differences in the intensity progression of these exercises.
- To inform program design for athletes requiring horizontal power.
Main Methods:
- Ten male and ten female subjects performed various horizontal plyometric exercises (e.g., double-leg hop, standing long jump, bounding) and a countermovement jump.
- Kinetic data, including landing rate of force development and ground reaction forces in three planes, were collected using a force platform.
- Statistical analysis involved a 2-way mixed analysis of variance with repeated measures.
Main Results:
- Significant main effects for exercise type were found across all dependent variables (p ≤ 0.001).
- No significant interaction between plyometric exercise type and sex was observed.
- Pairwise comparisons identified distinct differences in kinetic variables between various plyometric exercises (p ≤ 0.05).
Conclusions:
- Horizontal plyometric exercises exhibit distinct multiplanar kinetic profiles.
- These findings provide a basis for exercise progression and program design.
- Practitioners can use this data to optimize training for horizontal power development.
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