research overview
- I conduct research on the interaction between sensory and motor systems that produce movement in health and disease.
- Contact Info
Enoka, Roger M
Positions
- Professor, Integrative Physiology
Research Areas
Research
keywords
- control of movement by the nervous system, motor units, spinal reflexes, muscle fatigue, aging, multiple sclerosis
Publications
selected publications
-
book
-
chapter
- The motor unit and muscle action 2021
-
Muscle Function: Strength, Speed, and Fatigability.
129-157.
2019
- Electromyography 2017
- Fatigue 2017
- Physiology of muscle activation and force generation 2016
- The Motor Unit and Muscle Action 2012
- Electromyography (EMG). 444-446. 2010
- The electromyogram is not a measure of the neural drive to motor neurons 2003
- The steadiness of lengthening contractions 2002
- Changes in movement capabilities with aging 1995
- Fatigue-related impairment of neural drive to muscle 1993
- Neuromuscular basis of the maximum voluntary force capacity of muscle 1993
- Neurologic impairment of movement capability in older persons 1991
- Selectivity of tendon-organ responses to changes in muscle force 1988
- The interface between biomechanics and neurophysiology in the study of movement: Some recent approaches 1988
- Motoneurons, motor units, and the size principle 1984
- Activation history of muscle and changes in human reflex excitability 1981
- Vertical ground reaction force-time histories of lower extremity amputee runners 1981
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conference proceeding
- Changes In Motor Unit Mode Structure Following A Stretch Protocol. Medicine & Science in Sports & Exercise. 238-238. 2023
- Improvements In Manual Dexterity And Force Steadiness After Practice Of The Grooved Pegboard. Medicine & Science in Sports & Exercise. 237-237. 2023
- Force steadiness of the hip abductors is associated with postural sway in both young and older adults 2019
- Electrical Nerve Stimulation Elicits Intensity-dependent Changes in Force Steadiness in Young and Older Adults. Medicine & Science in Sports & Exercise. 429-429. 2018
- Motor Unit Discharge Characteristics And Walking Performance Of Individuals With Multiple Sclerosis.. Medicine & Science in Sports & Exercise. 814-814. 2018
- High-density EMG recordings of calf muscle activity in older adults during walking. 2017
- Sensory stimulation can improve walking and manual dexterity in individuals with multiple sclerosis 2017
- Differences in mobility among older adults are associated with motor unit activity and muscle strength 2017
- Identification of latent variables underlying manual dexterity in middle-aged and old adults. 2017
- Individuals with sacroiliac joint dysfunction display fewer muscle synergies when walking. 2017
- Motor units discriminated from high-density, surface electromyography require careful scrutiny. 2017
- Neuromuscular electrical stimulation (NMES) improves walking performance in people with multiple sclerosis: double-blind, randomized trial. 2017
- Stretching combined with TENS or self-massage has differential effects on ankle flexibility 2017
-
Differences in Mobility Among Older Adults are Associated with Motor Unit Activity and Muscle Strength.
Medicine & Science in Sports & Exercise.
1030-1030.
2017
-
Identification of Latent Variables Underlying Manual Dexterity In Middle-aged and Old Adults.
Medicine & Science in Sports & Exercise.
1037-1037.
2017
-
Individuals with Sacroiliac Joint Dysfunction Display Fewer Muscle Synergies When Walking.
Medicine & Science in Sports & Exercise.
774-774.
2017
-
Motor Units Discriminated From High-density, Surface Electromyography Require Careful Scrutiny..
Medicine & Science in Sports & Exercise.
776-776.
2017
-
Neuromuscular Electrical Stimulation Improves Walking Performance In People With Multiple Sclerosis: Double-blind, Randomized Trial.
Medicine & Science in Sports & Exercise.
632-632.
2017
-
Stretching Combined With Tens Or Self-massage Has Differential Effects On Ankle Flexibility.
Medicine & Science in Sports & Exercise.
839-839.
2017
- Sit-to-Stand Biomechanics of Individuals with Sacroiliac Joint Pain 2016
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Determinants of Manual Dexterity in Young Adults.
Medicine & Science in Sports & Exercise.
658-658.
2015
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Effect Of Neuromuscular Electrical Stimulation On Contralateral Motor Unit Activity In Biceps Brachii.
Medicine & Science in Sports & Exercise.
657-657.
2015
-
Force Steadiness Of The Wrist Flexors And Throwing Accuracy.
Medicine & Science in Sports & Exercise.
471-471.
2015
-
Steadiness Test Performance is Associated with Manual Dexterity among Young Adults.
Medicine & Science in Sports & Exercise.
660-660.
2015
-
Dorsiflexor Fatigability And Associations Among Multiple Domains Of Motor Function In Young And Older Adults.
Medicine & Science in Sports & Exercise.
857-857.
2014
- Motor Unit Activity of Left-Handed Individuals Does Not Differ with Load Type during Fatiguing Contractions. Medicine & Science in Sports & Exercise. 182-182. 2013
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ELECTRODE PLACEMENT IS NOT RESPONSIBLE FOR THE DIVERGENT INCREASES IN EMG AND FORCE WITH STRENGTH TRAINING.
Medicine & Science in Sports & Exercise.
S295-S295.
2001
-
STEADINESS OF THE PINCH GRIP IS REDUCED BY AN ELECTRIC SHOCK BUT NOT BY BILATERAL CONTRACTIONS.
Medicine & Science in Sports & Exercise.
S217-S217.
2001
-
STRENGTH TRAINING DOES NOT IMPROVE THE STEADINESS OF MUSCLE CONTRACTIONS IN THE KNEE EXTENSORS OF OLDER ADULTS.
Medicine & Science in Sports & Exercise.
S254-S254.
2001
-
THE PRESSOR RESPONSE VARIES WITH THE TYPE OF FATIGUING CONTRACTION PERFORMED BY MEN AND WOMEN.
Medicine & Science in Sports & Exercise.
S262-S262.
2001
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MECHANISMS UNDERLYING THE TRAINING EFFECTS ASSOCIATED WITH ELECTROMYOSTIMULATION.
Journal of Biomechanics.
855-855.
1988
-
ENHANCEMENT OF MAXIMAL FORCE BY CONTRALATERAL-LIMB STIMULATION.
Journal of Biomechanics.
908-908.
1987
- NEURAL FACTORS IN WHOLE-MUSCLE FATIGUE OF RAT SOLEUS AND MEDIAL GASTROCNEMIUS MUSCLES. Clinical research. A56-A56. 1984
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MUSCULAR POWER ACROSS THE KNEE-JOINT DURING THE PULL IN OLYMPIC WEIGHTLIFTING.
Journal of Biomechanics.
284-285.
1983
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journal article
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Machine-learning classification of postural sway in young adults during colored noisy vestibular stimulation.
Journal of Electromyography and Kinesiology.
103125-103125.
2026
-
Placing the Dominant Foot Behind Reduces Postural Sway During Tandem Stance (Heel-to-Toe) Across Age Groups..
Motor Control.
129-143.
2026
-
Discharge characteristics of motor units in FDI vary with load compliance but comprise a single neural module during submaximal isometric contractions..
Journal of Neurophysiology.
335-347.
2026
-
Independent neural drives and distinct motor unit discharge characteristics in hamstring muscles during isometric knee flexion.
European Journal of Applied Physiology.
2026
-
Changes in neural drive after strength training are better estimated from absolute than normalized EMG amplitude..
Journal of applied physiology.
177-187.
2026
-
Two anatomically distinct motor unit modes in tibialis anterior during submaximal isometric contractions..
Journal of Neurophysiology.
214-226.
2026
-
Differences in activation amplitude between semitendinosus and biceps femoris during hamstring exercises: A systematic and critical review with meta-analysis.
Journal of Sports Sciences.
1054-1069.
2025
-
Influence of age and feedback modality on the proprioceptive sense of force: insights from motor unit recordings.
Journal of Neurophysiology.
1103-1115.
2025
-
Role of motor unit activity in flexor digitorum brevis to maintain balance during forward leaning.
Journal of Sports Sciences.
468-476.
2025
-
Distinguishing the activity of flexor digitorum brevis and soleus across standing postures with deep learning models.
Gait and Posture.
58-64.
2025
-
Influence of the variability in motor unit discharge times and neural drive on force steadiness during submaximal contractions with a hand muscle.
Journal of Neurophysiology.
697-708.
2025
-
The extraction of neural strategies from the surface EMG: 2004-2024.
Journal of applied physiology.
121-135.
2025
-
Distinguishing among standing postures with machine learning-based classification algorithms.
Experimental Brain Research.
2025
-
Consensus for experimental design in electromyography (CEDE) project: Application of EMG to estimate muscle force.
Journal of Electromyography and Kinesiology.
2024
-
Neuromuscular electrical stimulation improves reaction time and execution time of roundhouse kick in highly skilled martial arts athletes.
Sports Biomechanics.
3370-3381.
2024
-
Temporal Variability in Stride Kinematics during the Application of TENS: A Machine Learning Analysis.
Medicine & Science in Sports & Exercise.
1701-1708.
2024
-
Explaining the influence of practice on the grooved pegboard times of older adults: role of force steadiness.
Experimental Brain Research.
1971-1982.
2024
-
Is it the people or the place? The remarkable 30-year period of integrative physiology research in the Carlson Gymnasium at the University of Colorado Boulder.
Journal of applied physiology.
42-50.
2024
-
Foot-dominance does not influence force variability during ankle dorsiflexion and foot adduction.
Journal of Sports Sciences.
1011-1021.
2024
-
Consensus for experimental design in electromyography (CEDE) project: Checklist for reporting and critically appraising studies using EMG (CEDE-Check).
Journal of Electromyography and Kinesiology.
2024
-
Effects of plyometric training techniques on vertical jump performance of basketball players.
European Journal of Sport Science.
682-692.
2024
-
More Variability in Tibialis Anterior Function during the Adduction of the Foot than Dorsiflexion of the Ankle.
Medicine & Science in Sports & Exercise.
851-859.
2024
-
Motor unit modes in the calf muscles during a submaximal isometric contraction are changed by brief stretches.
Journal of Physiology.
1385-1404.
2024
-
Control of motor output during steady submaximal contractions is modulated by contraction history.
Experimental Brain Research.
675-683.
2024
-
Footedness but not dominance influences force steadiness during isometric dorsiflexion in young men.
Journal of Electromyography and Kinesiology.
2023
-
Influence of transcutaneous electrical nerve stimulation on the distance walked by older adults during the 6-min test of walking endurance.
Journal of Electromyography and Kinesiology.
2023
-
Practice-Induced Changes in Manual Dexterity of Older Adults Depend on Initial Pegboard Time.
Medicine & Science in Sports & Exercise.
2045-2052.
2023
-
Evolution of surface electromyography: From muscle electrophysiology towards neural recording and interfacing.
Journal of Electromyography and Kinesiology.
2023
-
Influence of transcutaneous electrical nerve stimulation on walking kinematics and standing balance of older adults who differ in walking speed.
Experimental Brain Research.
1861-1872.
2023
-
Alternating or Bilateral Exercise Training does not Influence Force Control during Single-Leg Submaximal Contractions with the Dorsiflexors.
Journal of Sports Science and Medicine.
245-253.
2023
-
Comparison of EMG activity in shank muscles between individuals with and without chronic ankle instability when running on a treadmill.
Journal of Electromyography and Kinesiology.
2023
-
The Forces Generated by Agonist Muscles during Isometric Contractions Arise from Motor Unit Synergies.
Journal of Neuroscience.
2860-2873.
2023
-
Metabolic costs of walking and arm reaching in persons with mild multiple sclerosis.
Journal of Neurophysiology.
819-832.
2023
-
Comparison of EMG Activity in Leg Muscles between Overground and Treadmill Running.
Medicine & Science in Sports & Exercise.
517-524.
2023
-
Consensus for experimental design in electromyography (CEDE) project: Single motor unit matrix.
Journal of Electromyography and Kinesiology.
2023
-
Tempo-controlled resistance training of the hip abductors and ankle dorsiflexors with light loads does not improve postural sway in older adults.
Experimental Brain Research.
3049-3060.
2022
-
Exercise and Sport Sciences Reviews: 2021 Paper of the Year STRENGTH TRAINING: IN SEARCH OF OPTIMAL STRATEGIES TO MAXIMIZE NEUROMUSCULAR PERFORMANCE.
Exercise and Sport Sciences Reviews.
173-174.
2022
-
Finger dexterity measured by the Grooved Pegboard test indexes Parkinson's motor severity in a tremor-independent manner.
Journal of Electromyography and Kinesiology.
2022
-
Leg Dominance Does Not Influence Maximal Force, Force Steadiness, or Motor Unit Discharge Characteristics.
Medicine & Science in Sports & Exercise.
1278-1287.
2022
-
Consensus for experimental design in electromyography (CEDE) project: High-density surface electromyography matrix.
Journal of Electromyography and Kinesiology.
2022
-
Association between effective neural drive to the triceps surae and fluctuations in plantar-flexion torque during submaximal isometric contractions.
Experimental Physiology.
489-507.
2022
-
The length of tibialis anterior does not influence force steadiness during submaximal isometric contractions with the dorsiflexors.
European Journal of Sport Science.
539-548.
2022
-
Bursting TENS increases walking endurance more than continuous TENS in middle-aged adults.
Journal of Electromyography and Kinesiology.
2022
-
Distribution of motor unit properties across human muscles.
Journal of applied physiology.
1-13.
2022
-
Fatigability of the knee extensors following high- and low-load resistance exercise sessions in trained men.
European Journal of Applied Physiology.
245-254.
2022
-
Distinguishing between Fatigue and Fatigability in Multiple Sclerosis.
Neurorehabilitation and Neural Repair.
960-973.
2021
-
Fatigue, pain, and the recovery of neuromuscular function after consecutive days of full-body resistance exercise in trained men.
European Journal of Applied Physiology.
3103-3116.
2021
-
Treatment with electrical stimulation of sensory nerves improves motor function and disability status in persons with multiple sclerosis: A pilot study.
Journal of Electromyography and Kinesiology.
2021
-
Declines in muscle contractility and activation during isometric contractions of the knee extensors vary with contraction intensity and exercise volume.
Experimental Physiology.
2096-2106.
2021
-
Changes in neural drive to calf muscles during steady submaximal contractions after repeated static stretches.
Journal of Physiology.
4321-4336.
2021
-
Consensus for experimental design in electromyography (CEDE) project: Terminology matrix.
Journal of Electromyography and Kinesiology.
2021
-
Force Steadiness: From Motor Units to Voluntary Actions.
Physiology.
114-130.
2021
-
Exercise with TENS does not augment gains in balance and strength for dancers.
Journal of Electromyography and Kinesiology.
2021
-
Contralateral Effects of Unilateral Strength and Skill Training: Modified Delphi Consensus to Establish Key Aspects of Cross-Education.
Sports Medicine.
11-20.
2021
-
Consensus for experimental design in electromyography (CEDE) project: Amplitude normalization matrix.
Journal of Electromyography and Kinesiology.
2020
-
Tutorial: Analysis of motor unit discharge characteristics from high-density surface EMG signals.
Journal of Electromyography and Kinesiology.
2020
-
Force control during submaximal isometric contractions is associated with walking performance in persons with multiple sclerosis.
Journal of Neurophysiology.
2191-2200.
2020
-
Differences in postural sway among healthy adults are associated with the ability to perform steady contractions with leg muscles.
Experimental Brain Research.
487-497.
2020
-
Senseory nerve stimulation causes an immediate improvement in motor function of persons with multiple sclerosis: A pilot study.
Multiple Sclerosis and Related Disorders.
2020
-
Changes in Fatigue Are the Same for Trained Men and Women after Resistance Exercise.
Medicine & Science in Sports & Exercise.
196-204.
2020
-
Electrical Stimulation of Muscle: Electrophysiology and Rehabilitation.
Physiology.
40-56.
2020
-
Consensus for experimental design in electromyography (CEDE) project: Electrode selection matrix.
Journal of Electromyography and Kinesiology.
128-144.
2019
-
A primer on motor unit physiology.
Journal of Electromyography and Kinesiology.
123-124.
2019
-
Self-massage prior to stretching improves flexibility in young and middle-aged adults.
Journal of Sports Sciences.
1543-1550.
2019
-
Physiological validation of the decomposition of surface EMG signals.
Journal of Electromyography and Kinesiology.
70-83.
2019
-
The increase in muscle force after 4 weeks of strength training is mediated by adaptations in motor unit recruitment and rate coding.
Journal of Physiology.
1873-1887.
2019
-
Poor estimates of motor variability are associated with longer grooved pegboard times for middle-aged and older adults.
Journal of Neurophysiology.
588-601.
2019
- From the Editor. Exercise and Sport Sciences Reviews. 1-1. 2019
-
The modulation of force steadiness by electrical nerve stimulation applied to the wrist extensors differs for young and older adults.
European Journal of Applied Physiology.
301-310.
2019
-
Individuals with sacroiliac joint dysfunction display asymmetrical gait and a depressed synergy between muscles providing sacroiliac joint force closure when walking.
Journal of Electromyography and Kinesiology.
95-103.
2018
-
Electrical nerve stimulation modulates motor unit activity in contralateral biceps brachii during steady isometric contractions.
Journal of Neurophysiology.
2603-2613.
2018
-
Adjustments in Torque Steadiness During Fatiguing Contractions Are Inversely Correlated With IQ in Persons With Multiple Sclerosis.
Frontiers in Physiology.
2018
-
Decrease in force steadiness with aging is associated with increased power of the common but not independent input to motor neurons.
Journal of Neurophysiology.
1616-1624.
2018
-
Motor unit activity, force steadiness, and perceived fatigability are correlated with mobility in older adults.
Journal of Neurophysiology.
1988-1997.
2018
-
Variability in common synaptic input to motor neurons modulates both force steadiness and pegboard time in young and older adults.
Journal of Physiology.
3793-3806.
2018
-
Patients with sacroiliac joint dysfunction exhibit altered movement strategies when performing a sit-to-stand task.
Spine Journal.
1434-1440.
2018
-
Peg-manipulation capabilities of middle-aged adults have a greater influence on pegboard times than those of young and old adults.
Experimental Brain Research.
2165-2172.
2018
-
Neuromuscular electrical stimulation can improve mobility in older adults but the time course varies across tasks: Double-blind, randomized trial.
Experimental Gerontology.
269-275.
2018
-
Motor unit discharge characteristics and walking performance of individuals with multiple sclerosis.
Journal of Neurophysiology.
1273-1282.
2018
- From the Editor. Exercise and Sport Sciences Reviews. 1-1. 2018
-
Manipulation of sensory input can improve stretching outcomes.
European Journal of Sport Science.
83-91.
2018
-
Pulse Width Does Not Influence the Gains Achieved With Neuromuscular Electrical Stimulation in People With Multiple Sclerosis: Double-Blind, Randomized Trial.
Neurorehabilitation and Neural Repair.
84-93.
2018
-
Peg-manipulation capabilities during a test of manual dexterity differ for persons with multiple sclerosis and healthy individuals.
Experimental Brain Research.
3487-3493.
2017
-
A framework for identifying the adaptations responsible for differences in pegboard times between middle-aged and older adults.
Experimental Gerontology.
9-16.
2017
-
A latent low-dimensional common input drives a pool of motor neurons: a probabilistic latent state-space model.
Journal of Neurophysiology.
2238-2250.
2017
-
Rate Coding and the Control of Muscle Force.
Cold Spring Harbor Perspectives in Medicine.
2017
-
Control of force during rapid visuomotor force-matching tasks can be described by discrete time PID control algorithms.
Experimental Brain Research.
2561-2573.
2017
- Untitled. Exercise and Sport Sciences Reviews. 1-1. 2017
-
Translating Fatigue to Human Performance.
Medicine & Science in Sports & Exercise.
2228-2238.
2016
-
Motor unit activity in biceps brachii of left-handed humans during sustained contractions with two load types.
Journal of Neurophysiology.
1358-1365.
2016
-
Force steadiness as a predictor of time to complete a pegboard test of dexterity in young men and women.
Journal of applied physiology.
1410-1417.
2016
-
Association Between Intellectual Capacity And Fatigue In Persons With Multiple Sclerosis.
Medicine & Science in Sports & Exercise.
336-336.
2016
-
Determinants Of Manual Dexterity In Middle-aged And Older Adults.
Medicine & Science in Sports & Exercise.
824-824.
2016
-
Fatigue-induced adjustment in antagonist coactivation by old adults during a steadiness task.
Journal of applied physiology.
1039-1046.
2016
-
Neuromuscular Determinants For Walking Performance In Individuals With Multiple Sclerosis.
Medicine & Science in Sports & Exercise.
712-712.
2016
-
Neuromuscular Electrical Stimulation Can Improve Walking Endurance In Individuals With Multiple Sclerosis.
Medicine & Science in Sports & Exercise.
713-713.
2016
-
Neuromuscular Electrical Stimulation Can Improve Walking Endurance In Old Adults.
Medicine & Science in Sports & Exercise.
760-760.
2016
-
Principles of Motor Unit Physiology Evolve With Advances in Technology.
Physiology.
83-94.
2016
-
Neural control of lengthening contractions.
Journal of Experimental Biology.
197-204.
2016
-
Untitled.
Exercise and Sport Sciences Reviews.
1-1.
2016
-
Inappropriate interpretation of surface EMG signals and muscle fiber characteristics impedes understanding of the control of neuromuscular function.
Journal of applied physiology.
1516-1518.
2015
-
Modulation of motor unit activity in biceps brachii by neuromuscular electrical stimulation applied to the contralateral arm.
Journal of applied physiology.
1544-1552.
2015
-
Reply to De Luca, Nawab, and Kline: The proposed method to validate surface EMG signal decomposition remains problematic.
Journal of applied physiology.
1085-1085.
2015
-
Force steadiness during a co-contraction task can be improved with practice, but only by young adults and not by middle-aged or old adults.
Experimental Physiology.
182-192.
2015
-
Sodium nitrite supplementation improves motor function and skeletal muscle inflammatory profile in old male mice.
Journal of applied physiology.
163-169.
2015
-
Untitled.
Exercise and Sport Sciences Reviews.
1-1.
2015
-
TIRASEMTIV AMPLIFIES SKELETAL MUSCLE RESPONSE TO NERVE ACTIVATION IN HUMANS.
Muscle and Nerve.
925-931.
2014
-
The extraction of neural strategies from the surface EMG: an update.
Journal of applied physiology.
1215-1230.
2014
-
Discharge characteristics of motor units during long-duration contractions.
Experimental Physiology.
1387-1398.
2014
-
Fatigability of the dorsiflexors and associations among multiple domains of motor function in young and old adults.
Experimental Gerontology.
92-101.
2014
-
Motor function is associated with 1,25(OH)2D and indices of insulin-glucose dynamics in non-diabetic older adults.
Aging clinical and experimental research.
249-254.
2014
-
Battery of behavioral tests in mice that models age-associated changes in human motor function.
Age.
583-595.
2014
-
Increase in heterogeneity of biceps brachii activation during isometric submaximal fatiguing contractions: a multichannel surface EMG study.
Journal of Neurophysiology.
984-990.
2014
-
A unique form of light-load training improves steadiness and performance on some functional tasks in older adults.
Scandinavian Journal of Medicine and Science in Sports.
98-110.
2014
-
Untitled.
Exercise and Sport Sciences Reviews.
1-1.
2014
- BATTERY OF BEHAVIORAL TESTS TO QUANTIFY AGE-ASSOCIATED CHANGES IN MOTOR FUNCTION IN MICE. The Gerontologist. 249-249. 2013
-
Associations between Neuromuscular Function and Levels of Physical Activity Differ for Boys and Girls during Puberty.
Journal of Pediatrics.
349-354.
2013
-
PET/CT imaging of age- and task-associated differences in muscle activity during fatiguing contractions.
Journal of applied physiology.
1211-1219.
2013
-
Addressing the gaps: sex differences in osteoarthritis of the knee.
Biology of Sex Differences.
2013
-
Hormonal modulation of connective tissue homeostasis and sex differences in risk for osteoarthritis of the knee.
Biology of Sex Differences.
2013
-
Long-range correlations in motor unit discharge times at low forces are modulated by visual gain and age.
Experimental Physiology.
546-555.
2013
-
Motor unit activity when young and old adults perform steady contractions while supporting an inertial load.
Journal of Neurophysiology.
1055-1064.
2013
-
Fatigue and fatigability in neurologic illnesses Proposal for a unified taxonomy.
Neurology.
409-416.
2013
-
Untitled.
Exercise and Sport Sciences Reviews.
1-1.
2013
-
Mechanical contributors to sex differences in idiopathic knee osteoarthritis.
Biology of Sex Differences.
2012
-
Neural and psychosocial contributions to sex differences in knee osteoarthritic pain.
Biology of Sex Differences.
2012
-
Motor Unit.
Comprehensive Physiology.
2629-2682.
2012
-
Sex Differences in Osteoarthritis of the Knee.
The Journal of the American Academy of Orthopaedic Surgeons.
668-669.
2012
-
Handedness but not dominance influences variability in endurance time for sustained, submaximal contractions.
Journal of Neurophysiology.
1501-1510.
2012
-
Influence of neural adjustments and muscle oxygenation on task failure during sustained isometric contractions with elbow flexor muscles.
Experimental Physiology.
918-929.
2012
- Insulin Sensitivity and Motor Performance in Non-Diabetic Older Adults. Journal of General Internal Medicine. 672-672. 2012
- Motor Unit Activity at Recruitment When Young and Old Adults Support Compliant Loads. Journal of General Internal Medicine. 614-614. 2012
- Time to Task Failure Differs With Load Compliance For Right-handed, But Not For Left-handed Individuals. Journal of General Internal Medicine. 613-613. 2012
-
Discharge properties of motor units during steady isometric contractions performed with the dorsiflexor muscles.
Journal of applied physiology.
1897-1905.
2012
-
Influence of amplitude cancellation on the accuracy of determining the onset of muscle activity from the surface electromyogram.
Journal of Electromyography and Kinesiology.
494-500.
2012
-
Motor unit recruitment strategies and muscle properties determine the influence of synaptic noise on force steadiness.
Journal of Neurophysiology.
3357-3369.
2012
-
Muscle fatigue - from motor units to clinical symptoms.
Journal of Biomechanics.
427-433.
2012
-
Human motor unit recordings: Origins and insight into the integrated motor system (vol 1409, pg 42, 2011).
Brain Research.
121-121.
2011
-
Aging and movement errors when lifting and lowering light loads.
Age.
393-407.
2011
-
Human motor unit recordings: Origins and insight into the integrated motor system.
Brain Research.
42-61.
2011
-
Paths of discovery in motoneuron neurobiology Preface.
Brain Research.
1-2.
2011
-
A Model of the Surface Electromyogram in Pathological Tremor.
IEEE Transactions on Biomedical Engineering.
2011
-
Neuromuscular adjustments that constrain submaximal EMG amplitude at task failure of sustained isometric contractions.
Journal of applied physiology.
485-494.
2011
-
Practicing a Functional Task Improves Steadiness with Hand Muscles in Older Adults.
Medicine & Science in Sports & Exercise.
1531-1537.
2011
-
Task- and time-dependent modulation of Ia presynaptic inhibition during fatiguing contractions performed by humans.
Journal of Neurophysiology.
265-273.
2011
-
Insulin Sensitivity and Motor Performance in Non-Diabetic Older Adults.
Medicine & Science in Sports & Exercise.
672-672.
2011
-
Motor Unit Activity at Recruitment When Young and Old Adults Support Compliant Loads.
Medicine & Science in Sports & Exercise.
614-614.
2011
-
Sex Differences And Motor Performance During Early Pubertal Stages: A Pilot Study.
Medicine & Science in Sports & Exercise.
919-920.
2011
-
Time to Task Failure Differs With Load Compliance For Right-handed, But Not For Left-handed Individuals.
Medicine & Science in Sports & Exercise.
613-613.
2011
-
Vitamin D Status and Performance on Motor Tasks in Older Adults.
Medicine & Science in Sports & Exercise.
927-927.
2011
-
Associations among Strength, Steadiness, and Hand Function across the Adult Life Span.
Medicine & Science in Sports & Exercise.
560-567.
2011
-
Unraveling the neurophysiology of muscle fatigue.
Journal of Electromyography and Kinesiology.
208-219.
2011
-
Discharge Characteristics of Biceps Brachii Motor Units at Recruitment When Older Adults Sustained an Isometric Contraction.
Journal of Neurophysiology.
571-581.
2011
-
Surface EMG Decomposition Requires an Appropriate Validation.
Journal of Neurophysiology.
981-982.
2011
-
Muscle activity and time to task failure differ with load compliance and target force for elbow flexor muscles.
Journal of applied physiology.
125-136.
2011
-
Changes in muscle fascicles of tibialis anterior during anisometric contractions are not associated with motor-output variability of the ankle dorsiflexors in young and old adults.
European Journal of Applied Physiology.
1175-1186.
2010
-
Decoding the neural drive to muscles from the surface electromyogram.
Clinical Neurophysiology.
1616-1623.
2010
-
Enhancing the weight training experience: a comparison of limb kinematics and EMG activity on three machines.
European Journal of Applied Physiology.
789-801.
2010
-
Influence of fatigue on the simulated relation between the amplitude of the surface electromyogram and muscle force.
Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences.
2765-2781.
2010
-
An integrative model of motor unit activity during sustained submaximal contractions.
Journal of applied physiology.
1550-1562.
2010
-
Muscle activity differs with load compliance during fatiguing contractions with the knee extensor muscles.
Experimental Brain Research.
307-316.
2010
-
Recruitment and derecruitment characteristics of motor units in a hand muscle of young and old adults.
Journal of applied physiology.
1659-1667.
2010
-
Discharge of biceps brachii motor units is modulated by load compliance and forearm posture.
Experimental Brain Research.
111-120.
2010
-
Timing variability and not force variability predicts the endpoint accuracy of fast and slow isometric contractions.
Experimental Brain Research.
189-202.
2010
-
Comparison of the influence of two stressors on steadiness during index finger abduction.
Physiology and Behavior.
515-520.
2010
-
Presynaptic Modulation of Ia Afferents in Young and Old Adults When Performing Force and Position Control.
Journal of Neurophysiology.
623-631.
2010
-
Influence of load type on presynaptic modulation of Ia afferent input onto two synergist muscles.
Experimental Brain Research.
83-88.
2009
-
Load Type Influences Motor Unit Recruitment in Biceps Brachii During a Sustained Contraction.
Journal of Neurophysiology.
1725-1735.
2009
-
PRONATION-SUPINATION TORQUE AND ASSOCIATED ELECTROMYOGRAPHIC ACTIVITY VARIES DURING A SUSTAINED ELBOW FLEXOR CONTRACTION BUT DOES NOT INFLUENCE THE TIME TO TASK FAILURE.
Muscle and Nerve.
231-239.
2009
- THE INTERPOLATED TWITCH AND THE FORCE CAPACITY OF MUSCLE. Journal of applied physiology. 359-359. 2009
-
Common input to different regions of biceps brachii long head.
Experimental Brain Research.
351-359.
2009
-
Adjustments Differ Among Low-Threshold Motor Units During Intermittent, Isometric Contractions.
Journal of Neurophysiology.
350-359.
2009
-
Heteronymous reflex responses in a hand muscle when maintaining constant finger force or position at different contraction intensities.
Clinical Neurophysiology.
210-217.
2009
-
Neural control of shortening and lengthening contractions: influence of task constraints.
Journal of Physiology.
5853-5864.
2008
-
MOTOR UNIT RECRUITMENT THRESHOLD.
Journal of applied physiology.
1676-1676.
2008
-
Reflex Inhibition in Human Biceps Brachii Decreases With Practice of a Fatiguing Contraction.
Journal of Neurophysiology.
2843-2851.
2008
-
A spinal pathway between synergists can modulate activity in human elbow flexor muscles.
Experimental Brain Research.
347-359.
2008
-
Detecting the unique representation of motor-unit action potentials in the surface electromyogram.
Journal of Neurophysiology.
1223-1233.
2008
-
Amplitude cancellation of motor-unit action potentials in the surface electromyogram can be estimated with spike-triggered averaging.
Journal of Neurophysiology.
431-440.
2008
-
Electromyographic measures of muscle activation and changes in muscle architecture of human elbow flexors during fatiguing contractions.
Journal of applied physiology.
1720-1726.
2008
-
Motor unit recruitment and bursts of activity in the surface electromyogram during a sustained contraction.
Muscle and Nerve.
745-753.
2008
-
Discharge variability of motor units in an intrinsic muscle of transplanted hand.
Journal of Neurophysiology.
2232-2240.
2008
-
Endpoint accuracy for a small and a large hand muscle in young and old adults during rapid, goal-directed isometric contractions.
Experimental Brain Research.
373-385.
2008
-
Motor unit recruitment in human biceps brachii during sustained voluntary contractions.
Journal of Physiology.
2183-2193.
2008
-
Practice and endpoint accuracy with the left and right hands of old adults: The right-hemisphere aging model.
Muscle and Nerve.
376-386.
2008
-
Spinal mechanisms contribute to differences in the time to failure of submaximal fatiguing contractions performed with different loads.
Journal of Neurophysiology.
1096-1104.
2008
-
Fluctuations in motor output of a hand muscle can be altered by the mechanical properties of the position sensor.
Journal of Neuroscience Methods.
164-173.
2008
-
Muscle fatigue: what, why and how it influences muscle function.
Journal of Physiology.
11-23.
2008
-
The neurobiology of muscle fatigue: 15 years later.
Integrative and Comparative Biology.
465-473.
2007
-
Reflex responsiveness of a human hand muscle when controlling isometric force and joint position.
Clinical Neurophysiology.
2063-2071.
2007
-
Different neural adjustments improve endpoint accuracy with practice in young and old adults.
Journal of Neurophysiology.
3340-3350.
2007
-
Rate coding is compressed but variability is unaltered for motor units in a hand muscle of old adults.
Journal of Neurophysiology.
3206-3218.
2007
-
Time to failure of a sustained contraction is predicted by target torque and initial electromyographic bursts in elbow flexor muscles.
Muscle and Nerve.
657-666.
2007
-
Discharge rate during low-force isometric contractions influences motor unit coherence below 15 Hz but not motor unit synchronization.
Experimental Brain Research.
285-295.
2007
-
Accessory muscle activity contributes to the variation in time to task failure for different arm postures and loads.
Journal of applied physiology.
1000-1006.
2007
-
Accessory muscle activity contributes to the variation in time to task failure for different arm postures and loads..
Journal of applied physiology.
1000-1006.
2007
-
Sensitivity of the cross-correlaton between simulated surface EMGs for two muscles to detect motor unit synchronization.
Journal of applied physiology.
1193-1201.
2007
-
Strength training for exercise performance and rehabilitation.
Scandinavian Journal of Medicine and Science in Sports.
1-1.
2007
- An inhibitory spinal reflex between elbow flexor Synergists. Integrative and Comparative Biology. E8-E8. 2006
- The neurobiology of muscle fatigue: 15 years later. Integrative and Comparative Biology. E39-E39. 2006
-
Training adaptations in the behavior of human motor units.
Journal of applied physiology.
1766-1775.
2006
-
Highlighted topic - Neural changes associated with training.
Journal of applied physiology.
1009-1010.
2006
-
Neural changes associated with training..
Journal of applied physiology.
1009-1010.
2006
-
Time to task failure varies with the gain of the feedback signal for women, but not for men.
Experimental Brain Research.
575-587.
2006
-
Diminished task-related adjustments of common inputs to hand muscle motor neurons in older adults.
Experimental Brain Research.
507-518.
2006
-
Amplitude cancellation reduces the size of motor unit potentials averaged from the surface EMG.
Journal of applied physiology.
1928-1937.
2006
-
Age Does Not Influence the Increase in Force Fluctuations with Contralateral Muscle Activity.
Medicine & Science in Sports & Exercise.
S450-S450.
2006
-
Agonist-antagonist Coactivation Differs for Young and Old Adults During a Maximal Voluntary Contraction.
Medicine & Science in Sports & Exercise.
S446-S447.
2006
- Identifying the Source of Radial Nerve Afferents that Inhibit Biceps Brachii. Medicine & Science in Sports & Exercise. S372-S372. 2006
- Task-Dependent Modulation of Afferent Pathways Between Elbow Flexor Muscles. Medicine & Science in Sports & Exercise. S373-S373. 2006
-
The Accuracy of Determining Onset of Muscle Activity from the Surface Electromyogram.
Medicine & Science in Sports & Exercise.
S450-S451.
2006
-
Transient Recruitment of Motor Units is Altered in Weightlifters During Sustained Submaximal Contractions.
Medicine & Science in Sports & Exercise.
S444-S444.
2006
-
Steadiness training with light loads in the knee extensors of elderly adults.
Medicine & Science in Sports & Exercise.
735-745.
2006
-
Influence of motor unit properties on the size of the simulated evoked surface EMG potential.
Experimental Brain Research.
37-49.
2006
-
Prolonged vibration of the biceps brachii tendon reduces time to failure when maintaining arm position with a submaximal load.
Journal of Neurophysiology.
1185-1193.
2006
-
Central modulation of motor unit activity.
Medicine & Science in Sports & Exercise.
2111-2112.
2005
-
Muscle activation and time to task failure differ with load type and contraction intensity for a human hand muscle.
Experimental Brain Research.
165-177.
2005
-
Prolonged muscle vibration increases stretch reflex amplitude, motor unit discharge rate, and force fluctuations in a hand muscle.
Journal of applied physiology.
1835-1842.
2005
-
Frequency modulation of motor unit discharge has task-dependent effects on fluctuations in motor output.
Journal of Neurophysiology.
2878-2887.
2005
-
Variability of motor unit discharge and force fluctuations across a range of muscle forces in older adults.
Muscle and Nerve.
533-540.
2005
- Motor unit firing statistics and the Fuglevand model - Reply. Journal of Neurophysiology. 2256-2257. 2005
-
Muscle endurance is greater for old men compared with strength-matched young men.
Journal of applied physiology.
890-897.
2005
-
Task failure during fatiguing contractions performed by humans.
Journal of applied physiology.
389-396.
2005
-
Coherence at 16-32 Hz can be caused by short-term synchrony of motor units.
Journal of Neurophysiology.
105-118.
2005
- Motor-unit activity differs with load type during a fatiguing contraction (vol 93, pg 1381, 2005). Journal of Neurophysiology. 901-901. 2005
-
Fluctuations in motor output during steady contractions are weakly related across contraction types and between hands.
Muscle and Nerve.
741-750.
2005
-
Practice reduces motor unit discharge variability in a hand muscle and improves manual dexterity in old adults.
Journal of applied physiology.
2072-2080.
2005
-
Time to task failure differs with load type when old adults perform a submaximal fatiguing contraction.
Muscle and Nerve.
730-740.
2005
-
Discharge rate variability influences the variation in force fluctuations across the working range of a hand muscle.
Journal of Neurophysiology.
2449-2459.
2005
-
Fluctuations In Force Trajectory Predict End-point Accuracy During Rapid Isometric Contractions.
Medicine & Science in Sports & Exercise.
S396-S396.
2005
-
Frequency Content Of Kinematic Signals Influences Measures Of Steadiness For A Hand Muscle.
Medicine & Science in Sports & Exercise.
S162-S162.
2005
-
Motor Unit Activity Differs With The Gain Of The Position-feedback Signal For A Submaximal Fatiguing Contraction.
Medicine & Science in Sports & Exercise.
S399-S399.
2005
- Discharge rate variability is responsible for the variation in force fluctuations across the working range of a hand muscle. The FASEB Journal. A1279-A1279. 2005
-
Motor-unit activity differs with load type during a fatiguing contraction.
Journal of Neurophysiology.
1381-1392.
2005
-
Influence of amplitude cancellation on the simulated surface electromyogram.
Journal of applied physiology.
120-131.
2005
-
Net excitation of the motor unit pool varies with load type during fatiguing contractions.
Muscle and Nerve.
78-87.
2005
-
Fatigue of rat hindlimb motor units: Biochemical-physiological associations.
Muscle and Nerve.
714-726.
2004
-
Influence of aging on sex differences in muscle fatigability.
Journal of applied physiology.
1723-1732.
2004
-
The 1-to 2-Hz oscillations in muscle force are exacerbated by stress, especially in older adults.
Journal of applied physiology.
225-235.
2004
-
Men are more fatigable than strength-matched women when performing intermittent submaximal contractions.
Journal of applied physiology.
2125-2132.
2004
- Fatigability during submaximal intermittent contractions with arm muscles differed for strength-matched men and women. Medicine & Science in Sports & Exercise. S119-S119. 2004
- Fluctuations in isometric force are associated with motor unit discharge rate variability in older adults. Medicine & Science in Sports & Exercise. S123-S123. 2004
- Measures of steadiness are influenced by the frequency content of the signals. Medicine & Science in Sports & Exercise. S6-S6. 2004
- Modulation of motor unit discharge has task-dependent influences on fluctuations in motor output. Medicine & Science in Sports & Exercise. S320-S320. 2004
- Strength-matched men and women perform similarly on fatiguing contractions with arm muscles. Medicine & Science in Sports & Exercise. S276-S276. 2004
- The sex difference in muscle fatigability occurs in young adults but not in old adults. Medicine & Science in Sports & Exercise. S277-S277. 2004
-
Muscle fatigue and the mechanisms of task failure.
Exercise and Sport Sciences Reviews.
44-49.
2004
-
Strength training reduces force fluctuations during anisometric contractions of the quadriceps femoris muscles in old adults.
Journal of applied physiology.
1530-1540.
2004
-
The extraction of neural strategies from the surface EMG.
Journal of applied physiology.
1486-1495.
2004
-
Optimization of input patterns and neuronal properties to evoke motor neuron synchronization.
Journal of Computational Neuroscience.
139-157.
2004
-
Quantification of the factors that influence discharge correlation in model motor neurons.
Journal of Neurophysiology.
796-814.
2004
-
Biomechanics and neuroscience: A failure to communicate.
Exercise and Sport Sciences Reviews.
1-3.
2004
-
Fatigability of the elbow flexor muscles for a sustained submaximal contraction is similar in men and women matched for strength.
Journal of applied physiology.
195-202.
2004
-
Motor-unit coherence during isometric contractions is greater in a hand muscle of older adults.
Journal of Neurophysiology.
1346-1349.
2003
-
Multiple features of motor-unit activity influence force fluctuations during isometric contractions.
Journal of Neurophysiology.
1350-1361.
2003
-
Fluctuations in acceleration during voluntary contractions lead to greater impairment of movement accuracy in old adults.
Journal of applied physiology.
373-384.
2003
-
Activation among the elbow flexor muscles differs when maintaining arm position during a fatiguing contraction.
Journal of applied physiology.
2439-2447.
2003
-
Contralateral activity in a homologous hand muscle during voluntary contractions is greater in old adults.
Journal of applied physiology.
966-974.
2003
-
Mechanisms that contribute to differences in motor performance between young and old adults.
Journal of Electromyography and Kinesiology.
1-12.
2003
-
Changes in muscle activation can prolong the endurance time of a submaximal isometric contraction in humans.
Journal of applied physiology.
108-118.
2003
-
Motor unit synchronisation is enhanced during slow lengthening contractions of a hand muscle.
Journal of Physiology.
681-695.
2002
-
Motor unit synchronisation is enhanced during slow lengthening contractions of a hand muscle.
Journal of Physiology.
681-695.
2002
-
Task differences with the same load torque alter the endurance time of submaximal fatiguing contractions in humans.
Journal of Neurophysiology.
3087-3096.
2002
-
Neural adaptations with chronic activity patterns in able-bodied humans.
American Journal of Physical Medicine and Rehabilitation.
S17-S27.
2002
-
Nonuniform activation of the agonist muscle does not covary with index finger acceleration in old adults.
Journal of applied physiology.
1400-1410.
2002
-
Motor-unit synchronization alters spike-triggered average force in simulated contractions.
Journal of Neurophysiology.
265-276.
2002
-
Activation order of motor axons in electrically evoked contractions.
Muscle and Nerve.
763-764.
2002
-
Activation order of motor axons in electrically evoked contractions..
Muscle and Nerve.
763-764.
2002
-
Muscle endurance after limb immobilization - Reply.
Muscle and Nerve.
924-925.
2002
-
Older adults are less steady during submaximal isometric contractions with the knee extensor muscles.
Journal of applied physiology.
1004-1012.
2002
-
Sex differences in the fatigability of arm muscles depends on absolute force during isometric contractions.
Journal of applied physiology.
2686-2694.
2001
-
Activation of the arousal response can impair performance on a simple motor task.
Journal of applied physiology.
821-831.
2001
-
Activation of the arousal response and impairment of performance increase with anxiety and stressor intensity.
Journal of applied physiology.
2093-2101.
2001
-
Long-term activity in upper- and lower-limb muscles of humans.
Journal of applied physiology.
2224-2232.
2001
-
Motor unit physiology: Some unresolved issues.
Muscle and Nerve.
4-17.
2001
- Limb immobilization alters muscle activation patterns during a fatiguing isometric contraction. Muscle and Nerve. 1381-1392. 2000
-
Coactivation of the antagonist muscle does not covary with steadiness in old adults.
Journal of applied physiology.
61-71.
2000
-
Motor-unit synchronization is not responsible for larger motor-unit forces in old adults.
Journal of Neurophysiology.
358-366.
2000
-
Strength training can improve steadiness in persons with essential tremor.
Muscle and Nerve.
771-778.
2000
-
Older adults use a unique strategy to lift inertial loads with the elbow flexor muscles.
Journal of Neurophysiology.
2030-2039.
2000
-
Steadiness is reduced and motor unit discharge is more variable in old adults.
Muscle and Nerve.
600-612.
2000
-
Motor-unit synchronization increases EMG amplitude and decreases force steadiness of simulated contractions.
Journal of Neurophysiology.
441-452.
2000
-
Gender differences in the fatigability of human skeletal muscle.
Journal of Neurophysiology.
3590-3593.
1999
-
Strength training improves the steadiness of slow lengthening contractions performed by old adults.
Journal of applied physiology.
1786-1795.
1999
-
Task- and age-dependent variations in steadiness.
Progress in Brain Research.
389-395.
1999
-
Older adults can maximally activate the biceps brachii muscle by voluntary command.
Journal of applied physiology.
284-291.
1998
-
Neural adaptations with chronic physical activity.
Journal of Biomechanics.
447-455.
1997
-
Task-dependent effect of limb immobilization on the fatigability of the elbow flexor muscles in humans.
Experimental Physiology.
567-592.
1997
- Neural strategies in the control of muscle force. Muscle and Nerve. S66-S69. 1997
-
Eccentric contractions require unique activation strategies by the nervous system.
Journal of applied physiology.
2339-2346.
1996
-
The influence of age on the assessment of motor unit activation in a human hand muscle.
Experimental Physiology.
805-819.
1996
-
MORPHOLOGICAL FEATURES AND ACTIVATION PATTERNS OF MOTOR UNITS.
Journal of Clinical Neurophysiology.
538-559.
1995
-
MECHANISMS OF MUSCLE FATIGUE - CENTRAL FACTORS AND TASK DEPENDENCY.
Journal of Electromyography and Kinesiology.
141-149.
1995
-
LIMITATIONS OF THE SURFACE ELECTROMYOGRAPHY TECHNIQUE FOR ESTIMATING MOTOR UNIT SYNCHRONIZATION.
Biological Cybernetics.
223-233.
1995
-
REDUCED MOTOR UNIT ACTIVATION OF MUSCLE-SPINDLES AND TENDON ORGANS IN THE IMMOBILIZED CAT HINDLIMB.
Journal of applied physiology.
901-913.
1995
-
SHORT-TERM IMMOBILIZATION HAS A MINIMAL EFFECT ON THE STRENGTH AND FATIGABILITY OF A HUMAN HAND MUSCLE.
Journal of applied physiology.
847-855.
1995
- Changes in movement capabilities with aging.. Exercise and Sport Sciences Reviews. 65-104. 1995
- Neurobiology of muscle fatigue - Advances and issues. Advances in Experimental Medicine and Biology. 515-525. 1995
- The scientific contributions of Brenda Bigland-Ritchie. Advances in Experimental Medicine and Biology. 11-25. 1995
- ADAPTIVE PROPERTIES OF THE SENSORIMOTOR SYSTEM. Medicine & Science in Sports & Exercise. 1473-1474. 1994
-
TRAINING-RELATED ENHANCEMENT IN THE CONTROL OF MOTOR OUTPUT IN ELDERLY HUMANS.
Journal of applied physiology.
2648-2658.
1994
-
SENSITIVITY OF MUSCLE PROTON SPIN-SPIN RELAXATION-TIME AS AN INDEX OF MUSCLE ACTIVATION.
Journal of applied physiology.
84-92.
1994
-
ASSOCIATION BETWEEN MUSCLE ARCHITECTURE AND QUADRICEPS FEMORIS H-REFLEX.
Muscle and Nerve.
581-592.
1994
-
BEHAVIOR OF MOTOR UNITS IN HUMAN BICEPS BRACHII DURING A SUBMAXIMAL FATIGUING CONTRACTION.
Journal of applied physiology.
2411-2419.
1994
-
MOTOR UNIT BEHAVIOR IN PARKINSONS-DISEASE.
Physical Therapy.
61-70.
1994
-
REDUCED CONTROL OF MOTOR OUTPUT IN A HUMAN HAND MUSCLE OF ELDERLY SUBJECTS DURING SUBMAXIMAL CONTRACTIONS.
Journal of Neurophysiology.
2108-2115.
1993
-
IMPAIRMENT OF NEUROMUSCULAR PROPAGATION DURING HUMAN FATIGUING CONTRACTIONS AT SUBMAXIMAL FORCES.
Journal of Physiology.
549-572.
1993
-
ESTIMATING THE STRENGTH OF COMMON INPUT TO HUMAN MOTONEURONS FROM THE CROSS-CORRELOGRAM.
Journal of Physiology.
547-574.
1992
-
NEUROBIOLOGY OF MUSCLE FATIGUE.
Journal of applied physiology.
1631-1648.
1992
-
FATIGUE-RELATED CHANGES IN MOTOR UNIT ACTION-POTENTIALS OF ADULT CATS.
Muscle and Nerve.
138-150.
1992
-
IMMOBILIZATION-INDUCED CHANGES IN MOTOR UNIT FORCE AND FATIGABILITY IN THE CAT.
Muscle and Nerve.
563-573.
1991
-
MECHANISMS UNDERLYING THE TRAINING EFFECTS ASSOCIATED WITH NEUROMUSCULAR ELECTRICAL-STIMULATION.
Physical Therapy.
273-280.
1991
-
MECHANISMS UNDERLYING THE TRAINING EFFECTS ASSOCIATED WITH NEUROMUSCULAR ELECTRICAL-STIMULATION - REPLY.
Physical Therapy.
281-282.
1991
-
MAXIMUM BILATERAL CONTRACTIONS ARE MODIFIED BY NEURALLY MEDIATED INTERLIMB EFFECTS.
Journal of applied physiology.
306-316.
1991
-
FORCE DEVELOPMENT AND RELAXATION IN SINGLE MOTOR UNITS OF ADULT CATS DURING A STANDARD FATIGUE TEST.
Journal of Physiology.
583-594.
1990
-
MOTOR-UNIT FORCE POTENTIATION IN ADULT CATS DURING A STANDARD FATIGUE TEST.
Journal of Physiology.
569-582.
1990
-
TASK AND FATIGUE EFFECTS ON LOW-THRESHOLD MOTOR UNITS IN HUMAN HAND MUSCLE.
Journal of Neurophysiology.
1344-1359.
1989
-
FATIGABILITY OF RAT HINDLIMB MUSCLE - ASSOCIATIONS BETWEEN ELECTROMYOGRAM AND FORCE DURING A FATIGUE TEST.
Journal of Physiology.
251-270.
1989
-
SYMPATHETIC ACTIVATION IS ASSOCIATED WITH INCREASES IN EMG DURING FATIGUING EXERCISE.
Journal of applied physiology.
88-95.
1989
-
COEXISTENCE OF TWITCH POTENTIATION AND TETANIC FORCE DECLINE IN RAT HINDLIMB MUSCLE.
Journal of applied physiology.
2687-2695.
1988
- ACTIVATION OF MUSCLE-FIBERS IN INDIVIDUAL MOTOR UNITS REVEALED BY 2-DEOXYGLUCOSE-6-PHOSPHATE. Journal of Neuroscience. 3959-3966. 1988
-
FATIGUE-RELATED CHANGES IN NEUROMUSCULAR EXCITABILITY OF RAT HINDLIMB MUSCLES.
Muscle and Nerve.
1123-1132.
1988
-
CARDIOVASCULAR ADJUSTMENTS TO RHYTHMIC HANDGRIP EXERCISE - RELATIONSHIP TO ELECTROMYOGRAPHIC ACTIVITY AND POST-EXERCISE HYPEREMIA.
European Journal of Applied Physiology.
32-38.
1988
-
MUSCLE STRENGTH AND ITS DEVELOPMENT - NEW PERSPECTIVES.
Sports Medicine.
146-168.
1988
-
LOAD-RELATED AND SKILL-RELATED CHANGES IN SEGMENTAL CONTRIBUTIONS TO A WEIGHTLIFTING MOVEMENT.
Medicine & Science in Sports & Exercise.
178-187.
1988
-
Load- and skill-related changes in segmental contributions to a weightlifting movement.
Medicine & Science in Sports & Exercise.
178???187-178???187.
1988
-
A STABLE, SELECTIVE ELECTRODE FOR RECORDING SINGLE MOTOR-UNIT POTENTIALS IN HUMANS.
Experimental Neurology.
761-764.
1988
-
MEASUREMENT OF AXONAL CONDUCTION-VELOCITY IN SINGLE MAMMALIAN MOTOR AXONS.
Journal of Neuroscience Methods.
267-284.
1987
-
ARE POSTURE AND MOVEMENT DIFFERENT EXPRESSIONS OF THE SAME MECHANISM.
Behavioral and Brain Sciences.
602-603.
1986
-
AMPLITUDE REDUCTION OF MOTOR UNIT TWITCHES DURING REPETITIVE ACTIVATION IS ACCOMPANIED BY RELATIVE INCREASE OF HYPERPOLARIZING MEMBRANE-POTENTIAL TRAJECTORIES IN HOMONYMOUS ALPHA-MOTONEURONS.
Brain Research.
181-184.
1986
-
KINEMATIC ASSESSMENT OF A FUNCTIONAL-ROLE FOR RECURRENT INHIBITION AND SELECTIVE RECRUITMENT.
Experimental Neurology.
369-379.
1986
- RELATIVE ACTIVATION OF 2 HUMAN ELBOW FLEXORS UNDER ISOMETRIC CONDITIONS - A CAUTIONARY NOTE CONCERNING FLEXOR EQUIVALENCE. Experimental Brain Research. 199-202. 1986
- Cage-size and gender effects on fatigue in rats.. Physiologist. S137-S138. 1985
- ISOMETRIC TORQUE-ANGLE RELATIONSHIP AND MOVEMENT-RELATED ACTIVITY OF HUMAN ELBOW FLEXORS - IMPLICATIONS FOR THE EQUILIBRIUM-POINT HYPOTHESIS. Experimental Brain Research. 441-450. 1985
-
STIMULUS-RELATED CORRELATIONS BETWEEN MEDIAL GASTROCNEMIUS-MUSCLE TENSION AND HOMONYMOUS MOTONEURON MEMBRANE-POTENTIAL RESULT FROM NON-LINEARITIES.
Brain Research.
388-393.
1985
- THE CONTRIBUTION OF NEUROSCIENCE TO EXERCISE STUDIES. The FASEB Journal. 2279-2285. 1985
- The interface between biomechanics and neurophysiology in the study of movement: some recent approaches.. Exercise and Sport Sciences Reviews. 169-234. 1985
-
ACTIVATION HISTORY AND CONSTANT ERRORS IN HUMAN FORCE PRODUCTION.
Brain Research.
344-346.
1984
-
CAN IB AXONS BE SELECTIVELY ACTIVATED BY ELECTRICAL STIMULI IN HUMAN-SUBJECTS.
Experimental Neurology.
576-582.
1984
-
CONTRACTIONS OF SINGLE MOTOR UNITS ARE REFLECTED IN MEMBRANE-POTENTIAL CHANGES OF HOMONYMOUS ALPHA-MOTONEURONS.
Brain Research.
379-384.
1984
-
HENNEMAN SIZE PRINCIPLE - CURRENT ISSUES.
Trends in Neurosciences.
226-228.
1984
-
LINEAR AND NON-LINEAR SUMMATION OF ALPHA-MOTONEURON POTENTIAL CHANGES ELICITED BY CONTRACTIONS OF HOMONYMOUS MOTOR UNITS IN CAT MEDIAL GASTROCNEMIUS.
Brain Research.
385-388.
1984
- MUSCULAR CONTROL OF A LEARNED MOVEMENT - THE SPEED CONTROL-SYSTEM HYPOTHESIS. Experimental Brain Research. 135-145. 1983
- BELOW-KNEE AMPUTEE RUNNING GAIT. American Journal of Physical Medicine and Rehabilitation. 66-84. 1982
-
CONSTANT FORCE ERRORS IN FORCE PRODUCTION FOLLOWING A MAXIMUM CONTRACTION.
Medicine & Science in Sports & Exercise.
77-77.
1981
-
CHANGES IN EXCITABILITY OF TENDON TAP AND HOFFMANN REFLEXES FOLLOWING VOLUNTARY CONTRACTIONS.
Electroencephalography and clinical neurophysiology.
664-672.
1980
-
LOWER-EXTREMITY ANGULAR DISPLACEMENT PATTERNS OF AMPUTEE RUNNERS.
Journal of Biomechanics.
625-625.
1979
- LOWER-EXTREMITY KINEMATICS OF FEMALE DISTANCE RUNNERS. Medicine & Science in Sports & Exercise. 80-80. 1979
- PULL IN OLYMPIC WEIGHTLIFTING. Medicine & Science in Sports & Exercise. 131-137. 1979
-
ALTERATIONS IN HUMAN STRETCH REFLEX FOLLOWING BRIEF ISOMETRIC CONTRACTIONS.
Medicine & Science in Sports & Exercise.
47-47.
1977
-
Machine-learning classification of postural sway in young adults during colored noisy vestibular stimulation.
Journal of Electromyography and Kinesiology.
103125-103125.
2026
Background
education and training
- Ph.D., University of Washington 1981
awards and honors
International Activities
geographic focus
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