Lasting effects of eccentric vs. concentric training protocols

The three main muscle actions of the body include concentric, eccentric and isometric contractions. Concentric muscle actions involve force production as the muscle fibers shorten, as in the upward phase of the squat (knee and hip extension). Eccentric muscle actions involve force production as the muscle fibers lengthen, as in the downward phase of the …

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Eccentric squat strength predicts vertical jump performance

Some regard the counter-movement jump (i.e., vertical jump) as the greatest predictor of athletic performance in field and court sports such as soccer, football and basketball. The counter-movement jump is effected by both relative strength and explosive power, both of which are key components of athletic movements such as sprinting, and changing direction. The counter-movement …

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