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3 lis 2023 · Put simply, eccentric contraction happens whenever you activate a muscle to resist, smooth out and control a movement happening in the opposite direction. For example, when you use your flexors to control an extension, and vice versa. Here are some examples of everyday eccentric contraction:
3 maj 2019 · An eccentric (lengthening) muscle contraction occurs when a force applied to the muscle exceeds the momentary force produced by the muscle itself, resulting in the forced lengthening of the muscle-tendon system while contracting (Lindstedt et al., 2001).
13 lut 2024 · Eccentric contractions are a type of muscle contraction in which the muscle-tendon complex lengthens and contracts at the same time. This type of contraction has several distinct traits distinguishing it from other contractions, potentially resulting in unique adaptations.
Eccentric contractions refer to muscle actions that occur when the external force applied to the muscle exceeds the force produced by the muscle itself, resulting in a lengthening action (i.e. when work is done on the muscle) (7, 8).
15 lut 2023 · Eccentric muscle loading encompasses several unique features compared to other types of contractions. These features include increased force, work, and performance at decreased oxygen consumption, reduced metabolic cost, improved energy efficiency, as well as decreased muscle activity.
An eccentric contraction involves the active lengthening of muscle under an external load. The molecular and neural mechanisms underpinning eccentric contractions differ from those of concentric and isometric contractions and remain less understood.
1 paź 2003 · Muscles operate eccentrically to either dissipate energy for decelerating the body or to store elastic recoil energy in preparation for a shortening (concentric) contraction. The muscle forces produced during this lengthening behavior can be extremely high, despite the requisite low energetic cost.
