[HTML][HTML] A comprehensive mathematical model of motor unit pool organization, surface electromyography, and force generation

E Petersen, P Rostalski - Frontiers in physiology, 2019 - frontiersin.org
… is proposed, which renders the physiological meaning of the model more clear and facilitates
a mathematical proof that muscle fibers in this model at no point in time represent a net …

[HTML][HTML] Skeletal muscle models composed of motor units: A review

R Raikova, P Krutki, J Celichowski - Journal of Electromyography and …, 2023 - Elsevier
muscle were also studied using this approach (Fuglevand et al., 2015). Considerable progress
in modeling muscle … The authors mentioned in this study that E(t) decreases with fatigue, …

Compensatory adjustments in motor unit behavior during fatigue differ for younger versus older men

JA Mota, DP Kwon, M Kennedy, EJ Sobolewski… - Aging clinical and …, 2020 - Springer
… the differences in muscle fatigue could be related to the neuromuscular control of motor units.
The … In this study, the most consistent change in motor unit control during fatigue was the …

Investigating the role of task intensity on motor unit fatigue recovery

S Veerasammy - 2023 - uwspace.uwaterloo.ca
… However, a lack of access to muscle fatigue … of fatigue accumulated in smaller motor
units. Both findings should be considered when informing models that measure muscle fatigue

A method for identification of mechanical response of motor units in skeletal muscle voluntary contractions using ultrafast ultrasound imaging—simulations and …

R Rohlén, E Stålberg, KH Stöverud, J Yu… - IEEE …, 2020 - ieeexplore.ieee.org
… The third column (c,g,k) show twitch response for one unit based on spike-triggered averaging
… Huang, ‘‘Assessment of muscle fatigue using sonomyography: Muscle thickness change …

Motor unit-based synergies in a non-compartmentalized muscle

JM Ricotta, M Nardon, SD De, J Jiang… - Experimental Brain …, 2023 - Springer
… to report fatigue levels; concordant with the selected force levels in the experiment, no fatigue
… method to explore the effects of muscle fatigue in healthy persons and of spinal cord injury. …

Motor unit action potential amplitude during low torque fatiguing contractions versus high torque non-fatiguing contractions: a multilevel analysis

KK Harmon, AS Hamilton, BD Johnson… - European Journal of …, 2021 - Springer
… To establish a clearer understanding of motor unit control during fatigue, we compared
MUAP amplitude during 50 and 80% maximum voluntary contraction (MVC) torque contractions …

Firing rate trajectories of human motor units during activity-dependent muscle potentiation

AM Zero, EA Kirk, CL Rice - Journal of Applied Physiology, 2022 - journals.physiology.org
… of muscle fatigue (41–44). During ADP, decreased MUFRs have been reported in contractions
upward to 50% MVC (16). In the present study, a low torque range was employed as ADP …

Neural drive is greater for a high-intensity contraction than for moderate-intensity contractions performed to fatigue

JD Miller, JD Lippman, MA Trevino… - The Journal of Strength …, 2020 - journals.lww.com
… moderate-intensity contractions performed to fatigue activate the motor unit (MU) pool to the
… -intensity contraction performed at fatigue. Individuals seeking maximized activation of the …

[HTML][HTML] … of the electrophysiological properties of neuromuscular motor units and its adaptive strategy response in lower extremity muscles for seniors with pre …

CH Hu, CC Yang, SJ Tu, IJ Huang, D Ganbat… - International Journal of …, 2021 - mdpi.com
… The second limitation was that of the onset of fatigue in submaximal tests; it is believed that
muscle fatigue may have subtly arisen in the present study, although all subjects were asked …