Pre vertical jump performance to regulate the training volume

Area of Science:

• Sports Science
• Exercise Physiology
• Biomechanics

Background:

• Optimizing training load is crucial for athletic performance and injury prevention.
• Plyometric training enhances explosive power, but excessive load can lead to overtraining.
• Objective monitoring of training load is essential for effective periodization.

Purpose of the Study:

• To evaluate the impact of regulating plyometric training load using the countermovement jump (CMJ) test on total training volume and vertical jump performance.
• To compare the effects of regulated vs. non-regulated training loads on jump performance outcomes.

Main Methods:

• Forty-four male participants were divided into four groups: No Regulation Group (nRG), Regulation Group (RG), Yoked Group (YG), and Control Group (CG).
• The RG adjusted training load based on CMJ performance at the start of each session.
• Training duration was six weeks, with CMJ and squat jump (SJ) performance reassessed post-intervention.

Main Results:

• The Regulation Group (RG) and Yoked Group (YG) experienced significantly lower total training loads (1905±37 jumps) compared to the No Regulation Group (nRG) (1926±0 jumps).
• All training groups showed significant improvements in vertical jump performance (p<0.001).
• CMJ performance used for regulation did not negatively impact long-term vertical jump enhancement.

Conclusions:

• Utilizing vertical jump performance (CMJ) at the session's start effectively regulates plyometric training load.
• This regulation strategy decreases total training volume while maintaining or improving long-term gains in vertical jump performance.
• This approach offers a practical method for optimizing plyometric training prescription in athletes.