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Biomechanical Analysis Methods to Assess Professional Badminton Players' Lunge Performance
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Published on: June 11, 2019

Biomechanical differences between incline and plane hopping.

Theodoros M Kannas1, Eleftherios Kellis, Ioannis G Amiridis

  • 1Laboratory of Neuromechanics, Department of Physical Education and Sports Science, Aristotle University of Thessaloniki, Serres, Greece. thkannas@phed-sr.auth.gr

Journal of Strength and Conditioning Research
|November 15, 2011
PubMed
Summary
This summary is machine-generated.

Incline hopping, a plyometric exercise, significantly enhances jumping performance and plantar flexor explosivity compared to plane hopping. This suggests incline hopping may be a more effective training method for improving jump height and power.

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Area of Science:

  • Biomechanics
  • Exercise Physiology
  • Sports Science

Background:

  • The stretch-shortening cycle is crucial for generating high joint power output in dynamic activities.
  • Understanding the force-length relationship of plantar flexors during hopping is essential for optimizing performance.

Purpose of the Study:

  • To investigate biomechanical differences between incline and plane hopping.
  • To determine if incline hopping enhances jumping performance and plantar flexor activation compared to plane hopping.

Main Methods:

  • Twelve active men performed consecutive hops on both 15° incline and 0° plane surfaces.
  • Measurements included ground reaction forces, joint kinematics, electromyography (EMG) of lower leg muscles, and muscle architectural data.

Main Results:

  • Incline hopping resulted in significantly higher jump heights (30.32 cm vs. 27.52 cm).
  • Incline hopping led to greater ankle dorsiflexion and knee extension at takeoff.
  • Increased fascicle length of the medial gastrocnemius and higher EMG activity in the soleus and tibialis anterior were observed during incline hopping.

Conclusions:

  • Incline hopping may be a more effective plyometric exercise than plane hopping for improving plantar flexor explosivity.
  • The biomechanical adaptations observed during incline hopping contribute to enhanced jumping performance.