Evidence for basic units of upper limb muscle synergies underlying a variety of complex human manipulations

H Saito, H Yokoyama, A Sasaki… - Journal of …, 2022 - journals.physiology.org
Manipulations require complex upper limb movements in which the central nervous system
(CNS) must deal with many degrees of freedom. Evidence suggests that the CNS utilizes …

The flexible recruitment of muscle synergies depends on the required force-generating capability

S Hagio, M Kouzaki - Journal of neurophysiology, 2014 - journals.physiology.org
To simplify redundant motor control, the central nervous system (CNS) may modularly
organize and recruit groups of muscles as “muscle synergies.” However, smooth and …

[HTML][HTML] Flexible recruitments of fundamental muscle synergies in the trunk and lower limbs for highly variable movements and postures

H Saito, H Yokoyama, A Sasaki, T Kato, K Nakazawa - Sensors, 2021 - mdpi.com
The extent to which muscle synergies represent the neural control of human behavior
remains unknown. Here, we tested whether certain sets of muscle synergies that are …

Neuromechanics of muscle synergies for posture and movement

LH Ting, JL McKay - Current opinion in neurobiology, 2007 - Elsevier
Recent research suggests that the nervous system controls muscles by activating flexible
combinations of muscle synergies to produce a wide repertoire of movements. Muscle …

Robustness of muscle synergies underlying three-dimensional force generation at the hand in healthy humans

J Roh, WZ Rymer, RF Beer - Journal of neurophysiology, 2012 - journals.physiology.org
Previous studies using advanced matrix factorization techniques have shown that the
coordination of human voluntary limb movements may be accomplished using combinations …

[HTML][HTML] Muscle activation patterns and muscle synergies reflect different modes of coordination during upper extremity movement

X Chen, X Dong, Y Feng, Y Jiao, J Yu… - Frontiers in Human …, 2023 - frontiersin.org
A core issue in motor control is how the central nervous system generates and selects the
muscle activation patterns necessary to achieve a variety of behaviors and movements …

[HTML][HTML] Challenges and new approaches to proving the existence of muscle synergies of neural origin

JJ Kutch, FJ Valero-Cuevas - PLoS computational biology, 2012 - journals.plos.org
Muscle coordination studies repeatedly show low-dimensionality of muscle activations for a
wide variety of motor tasks. The basis vectors of this low-dimensional subspace, termed …

[HTML][HTML] Effective force control by muscle synergies

DJ Berger, A d'Avella - Frontiers in computational neuroscience, 2014 - frontiersin.org
Muscle synergies have been proposed as a way for the central nervous system (CNS) to
simplify the generation of motor commands and they have been shown to explain a large …

[HTML][HTML] A perspective on muscle synergies and different theories related to their adaptation

AT Abd, RE Singh, K Iqbal, G White - Biomechanics, 2021 - mdpi.com
The human motor system is a complex neuro-musculo sensory system that needs further
investigations of neuro-muscular commands and sensory-motor coupling to decode …

[HTML][HTML] Generalizability of muscle synergies in isometric force generation versus point-to-point reaching in the human upper extremity workspace

K Pham, M Portilla-Jiménez, J Roh - Frontiers in Human …, 2023 - frontiersin.org
Isometric force generation and kinematic reaching in the upper extremity has been found to
be represented by a limited number of muscle synergies, even across task-specific …