Dudley GA, Tesch PA, Miller BJ, Buchanan P. Importance of
eccentric actions in performance adaptations to resistance training.
Not exact matches
Call me
eccentric but I wouldn't think that is the best most sensible course of
action in this situation?
The
eccentric (or negative) muscle
action happens when the muscle lengthens
in a controlled manner, meaning the weight is going back to where it started.
The issue is more about the manner
in which
eccentric actions are performed.
For instance, a study on kicking has shown that maximal
eccentric adductor longus muscle activation coincides with both maximal rate of adductor longus lengthening and maximal hip extension suggesting a higher risk
in this part of the kicking
action.»
Some studies have indicated that electroencephalography (EEG)- derived movement - related cortical potentials (MRCPs) are greater during
eccentric muscle
actions than
in concentric contractions (Fang et al. 2001; 2004).
Some researchers have proposed that it could occur because of differences
in the activation of different regions of a muscle between lengthening and shortening contractions (Hedayatpour & Falla, 2012), although the exact nature of the differences
in neural control between
eccentric and concentric muscle
actions is unclear (Duchateau & Enoka, 2016).
Sprint sports such as soccer, rugby, and lacrosse require a high volume of energy turnover and
eccentric muscle
actions resulting
in metabolic and mechanically induced stress.
Since strength is specific, then: strength training for the hip extensors and knee extensors with
eccentric - only muscle
actions or accentuated
eccentric loading should lead to superior gains
in COD ability compared to conventional strength training.
Effects of
eccentric and concentric muscle
actions in resistance training.
Moreover, since there is evidence of specificity
in strength gains with regard to muscle
action,
eccentric training is often (but not always) used to improve
eccentric strength.
Furthermore, Van den Tillaar & Ettema (2009) found that the anterior deltoid muscle activity increased more substantially from the
eccentric action to the pre-sticking period of the concentric
action in successful compared with unsuccessful 1RM attempts.
Similarly, peak moment ratios between muscle groups can be performed by setting the dynamometer to perform concentric isokinetic muscle
actions in both directions, rather than concentric
in one direction and
eccentric in the other.
In contrast, they found no difference in peak bar velocity at all loads except 75 % of 1RM when comparing the bench press throw immediately preceded by a fast eccentric muscle action and the concentric - only muscle action conditio
In contrast, they found no difference
in peak bar velocity at all loads except 75 % of 1RM when comparing the bench press throw immediately preceded by a fast eccentric muscle action and the concentric - only muscle action conditio
in peak bar velocity at all loads except 75 % of 1RM when comparing the bench press throw immediately preceded by a fast
eccentric muscle
action and the concentric - only muscle
action condition.
In fact, our muscles are actually stronger during
eccentric muscle
actions!
It is not immediately clear what factor is responsible for the differences
in the findings between studies, as both isoinertial and isokinetic external loading and both
eccentric - only and concentric - only muscle
actions have led to significant increases
in pennation angle.
Rango Starring the voice talent of Johnny Depp, Isla Fisher and Ned Beatty Directed by Gore Verbinski (Pirates of the Caribbean) Rated PG for rude humor, language,
action and smoking Appropriate for ages 8 + When an
eccentric pet chameleon separates from his owner and finds himself stranded
in the desert, he winds up
in the town of Dirt, a rundown Wild West outpost with a water shortage and no sheriff.
He frames the
action in dramatic big country John Ford would envy, and peoples the frame with sharply drawn
eccentrics, from Jack Thompson's dog - mourning recluse to Hugo Weaving's double - talking detective.
Merida's
actions inadvertently unleash chaos and fury
in the kingdom, and when she turns to an
eccentric old Witch (voice of Julie Walters) for help, she is granted an ill - fated wish.
Their use of Kaleida's sparse, slinky «Think» — one of the most effective and
eccentric sound track choices
in a recent
action movie — underscores the sense that what the viewer is watching is essentially a very loud and bloody dance piece.
The
eccentrics extolled
in the opening scene include Michael Burry (Christian Bale), a Northern California — based MD and money manager who invents the credit default swap
in the mid-Aughts, when the film's central
action kicks off; Mark Baum (Steve Carell, also hideously coiffed), an obnoxious hedge fund manager whose backstory involving a dead - by - suicide brother somehow positions him as the film's most steadfast moral compass; and Ben Rickert (Brad Pitt), a onetime trader for Chase turned secular eschatologist who advises two young, aspiring operators, Jamie Shipley (Finn Wittrock) and Charlie Geller (John Magaro), how to bet against Wall Street.
Merida's
actions inadvertently unleash chaos and fury
in the kingdom, and when she turns to an
eccentric Witch (voice of Julie Walters) for help, she is granted an ill - fated wish.
Though the
action often builds too slowly, the exploration of family
in its many human and undead variations is intriguing, and Harris delivers her usual mix of
eccentric characters and engaging subplots.
In the same spirit as other sports - themed Mario games on Wii, Mario Super Sluggers blends richly interactive baseball
action with
eccentric characters and elements from across the popular Mario universe.
The story of vampire killing via solar rays makes the game sound like an
eccentric Castlevania, but with Kojima's hands
in the game, Boktai also has a pinch of tactical espionage
action.
What follows is an often grotesque and always entertaining adventure that, while much smaller
in scale than Deadly Premonition «s sprawling Pacific Northwest setting of Greenvale, is equally engrossing with its varied cast of
eccentric characters, exciting motion - controlled
action, and bizarre but ultimately compelling story.
Third
in an on - going series of teasers for his
eccentric RPG, Andrew Brophy has released a new trailer for Knuckle Sandwich which shows the combat system
in action.
«Several Art Events Making a Scene» San Francisco Chronicle Written by Kenneth Baker June 25, 2014 More information here Sophont
in Action: One of the most
eccentric contemporary artists working
in the Bay Area, Desirée Holman will enlist local residents
in an outdoor performance activating visionary elements of her art, on view here,
in static and kinetic media.
Using these, they created
eccentric forms
in erratic or irregular arrangements produced by
actions such as cutting, hanging, and dropping, or organic processes such as growth, condensation, freezing, or decomposition».