Jason R. Franz

Works (66)

Updated: March 2nd, 2024 18:43

2024 journal article

Does the effect of walking balance perturbations generalize across contexts?

HUMAN MOVEMENT SCIENCE, 93.

By: A. Shelton n, E. McTaggart n, J. Allen*, V. Mercer*, J. Crenshaw* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Stability; Gait; Control
Source: Web Of Science
Added: January 16, 2024

2024 article

Modifying loading during gait leads to biochemical changes in serum cartilage oligomeric matrix protein concentrations in a subgroup of individuals with anterior cruciate ligament reconstruction

Armitano-Lago, C., Evans-Pickett, A., Davis-Wilson, H., Munsch, A., Longobardi, L., Willcockson, H., … Pietrosimone, B. (2024, February 15). CLINICAL RHEUMATOLOGY.

By: C. Armitano-Lago, A. Evans-Pickett, H. Davis-Wilson, A. Munsch, L. Longobardi, H. Willcockson, T. Schwartz, J. Franz, B. Pietrosimone

author keywords: Anterior cruciate ligament reconstruction; Biofeedback; Biomarkers; Blood; Cartilage oligomeric matrix protein; Walking
Source: Web Of Science
Added: February 26, 2024

2024 journal article

Muscle contributions to reduced ankle joint contact force during drop vertical jumps in patients with chronic ankle instability

JOURNAL OF BIOMECHANICS, 163.

By: J. Jang*, J. Franz n, B. Pietrosimone* & E. Wikstrom*

co-author countries: United States of America 🇺🇸
author keywords: Ankle sprain; Ankle degeneration; Osteoarthritis; Musculoskeletal modeling; OpenSim
Source: Web Of Science
Added: February 19, 2024

2024 article

Sustained Limb-Level Loading: A Ground Reaction Force Phenotype Common to Individuals at High Risk for and Those With Knee Osteoarthritis

Bjornsen, E., Berkoff, D., Blackburn, J. T., Davis-Wilson, H., Evans-Pickett, A., Franz, J. R., … Pietrosimone, B. (2024, January 17). ARTHRITIS & RHEUMATOLOGY.

By: E. Bjornsen*, D. Berkoff*, J. Blackburn*, H. Davis-Wilson*, A. Evans-Pickett*, J. Franz n, M. Harkey*, W. Horton* ...

co-author countries: United States of America 🇺🇸
Source: Web Of Science
Added: January 29, 2024

2023 article

3D characterization of the triple-bundle Achilles tendon from in vivo high-field MRI

Cone, S. G., Kim, H., Thelen, D. G., & Franz, J. R. (2023, July 10). JOURNAL OF ORTHOPAEDIC RESEARCH.

By: S. Cone*, H. Kim*, D. Thelen* & J. Franz n

co-author countries: Korea (Republic of) 🇰🇷 United States of America 🇺🇸
author keywords: Achilles tendon; MRI; subtendon; triceps surae
Source: Web Of Science
Added: July 24, 2023

2023 article

A Wearable System for Continuous Monitoring and Assessment of Speech, Gait, and Cognitive Decline for Early Diagnosis of ADRD

2023 45TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE & BIOLOGY SOCIETY, EMBC.

By: J. Dieffenderfer, A. Brewer, M. Noonan, M. Smith, E. Eichenlaub, K. Haley, A. Jacks, E. Lobaton ...

Sources: Web Of Science, ORCID
Added: February 26, 2024

2023 review

Age-related changes in gait biomechanics and their impact on the metabolic cost of walking: Report from a National Institute on Aging workshop

[Review of ]. EXPERIMENTAL GERONTOLOGY, 173.

co-author countries: Hungary 🇭🇺 Italy 🇮🇹 Netherlands 🇳🇱 United States of America 🇺🇸
author keywords: Mobility; Fatigue; Muscle energetics; Wearable technology; Tendon
MeSH headings : United States; Biomechanical Phenomena; National Institute on Aging (U.S.); Walking; Gait
Source: Web Of Science
Added: June 19, 2023

2023 article

Delayed cartilage oligomeric matrix protein response to loading is associated with femoral cartilage composition post-ACLR

Lisee, C., Evans-Pickett, A., Davis-Wilson, H., Munsch, A. E., Longobardi, L., Schwartz, T. A., … Pietrosimone, B. (2023, June 16). EUROPEAN JOURNAL OF APPLIED PHYSIOLOGY.

By: C. Lisee*, A. Evans-Pickett*, H. Davis-Wilson*, A. Munsch*, L. Longobardi*, T. Schwartz*, D. Lalush n, J. Franz n, B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: Biomarkers; Serum; Cartilage; COMP; MRI
Source: Web Of Science
Added: June 26, 2023

2023 journal article

Knee kinetics and the medial femoral cartilage cross-sectional area response to loading in indviduals with anterior cruciate ligament reconstruction

CLINICAL BIOMECHANICS, 105.

By: E. Bjornsen*, H. Davis-Wilson*, A. Evans-Picket*, W. Horton*, C. Lisee*, A. Munsch n, D. Nissman*, J. Blackburn*, J. Franz n, B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: ACL reconstruction; Ultrasound; Cartilage cross-sectional area; Knee abduction moment; Knee extension moment
MeSH headings : Humans; Osteoarthritis, Knee; Anterior Cruciate Ligament Injuries / surgery; Knee Joint; Gait / physiology; Lower Extremity; Cartilage, Articular; Anterior Cruciate Ligament Reconstruction / methods; Biomechanical Phenomena
Source: Web Of Science
Added: June 19, 2023

2022 article

A Low-Cost, Open Source Wireless Body Area Network for Clinical Gait Rehabilitation

2022 IEEE SENSORS.

By: J. Twiddy n, K. Peterson n, G. Maddocks n, R. MacPherson, R. Pimentel n, M. Yates n, C. Armitano-Lago*, A. Kiefer* ...

co-author countries: United States of America 🇺🇸
author keywords: wearable; wireless body area network; inertial measurement unit; gait rehabilitation; biomechanics; vertical; ground reaction force
Source: Web Of Science
Added: February 27, 2023

2022 journal article

Association of Quality of Life With Moderate-to-Vigorous Physical Activity After Anterior Cruciate Ligament Reconstruction

JOURNAL OF ATHLETIC TRAINING, 57(6), 532–539.

co-author countries: United States of America 🇺🇸
author keywords: daily steps; physical activity; Knee Injury and Osteoarthritis Outcome Score; patient-reported outcomes
MeSH headings : Adolescent; Adult; Anterior Cruciate Ligament Injuries / complications; Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction; Cross-Sectional Studies; Exercise; Female; Humans; Knee Joint / surgery; Male; Quality of Life; Retrospective Studies; Young Adult
Source: Web Of Science
Added: February 20, 2023

2022 journal article

Linking Gait Biomechanics and Daily Steps After ACL Reconstruction

MEDICINE & SCIENCE IN SPORTS & EXERCISE, 54(5), 709–716.

By: C. Lisee*, H. Davis-Wilson*, A. Evans-Pickett*, W. Horton*, J. Blackburn*, J. Franz n, L. Thoma*, J. Spang*, B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: MECHANICAL LOADING; VERTICAL GROUND REACTION FORCE; OSTEOARTHRITIS; PHYSICAL ACTIVITY
MeSH headings : Anterior Cruciate Ligament Injuries / surgery; Biomechanical Phenomena; Body Weight; Child, Preschool; Cross-Sectional Studies; Female; Gait; Humans; Infant; Knee Joint; Male
Source: Web Of Science
Added: June 27, 2022

2022 review

Multimodal Diagnostic Approaches to Advance Precision Medicine in Sarcopenia and Frailty

[Review of ]. NUTRIENTS, 14(7).

By: D. Lynch*, H. Spangler*, J. Franz n, R. Krupenevich n, H. Kim n, D. Nissman*, J. Zhang*, Y. Li*, S. Sumner*, J. Batsis*

co-author countries: United States of America 🇺🇸
author keywords: sarcopenia; sarcopenic obesity; precision medicine; intramuscular fat
MeSH headings : Aged; Aging; Frailty / complications; Frailty / diagnosis; Humans; Obesity; Precision Medicine; Quality of Life; Sarcopenia / complications; Sarcopenia / diagnosis; Sarcopenia / therapy; Syndrome
Source: Web Of Science
Added: April 25, 2022

2022 journal article

Personalized fusion of ultrasound and electromyography-derived neuromuscular features increases prediction accuracy of ankle moment during plantarflexion

BIOMEDICAL SIGNAL PROCESSING AND CONTROL, 71.

By: Q. Zhang n, W. Clark n, J. Franz n & N. Sharma n

co-author countries: United States of America 🇺🇸

Contributors: Q. Zhang n, W. Clark n, J. Franz n & N. Sharma n

author keywords: Ultrasound imaging; Surface electromyography; Isometric ankle plantarflexion; Support vector machine regression; Feedforward neural network; Human effort prediction
Sources: Web Of Science, ORCID
Added: October 4, 2021

2022 journal article

Quadriceps Muscle Action and Association With Knee Joint Biomechanics in Individuals with Anterior Cruciate Ligament Reconstruction

JOURNAL OF APPLIED BIOMECHANICS, 38(5), 328–335.

By: A. Munsch, A. Evans-Pickett, H. Davis-Wilson, B. Pietrosimone & J. Franz

author keywords: secondary knee osteoarthritis; gait biomechanics; ultrasound; fascicle
Source: Web Of Science
Added: January 3, 2023

2022 journal article

Quantifying mechanical and metabolic interdependence between speed and propulsive force during walking

FRONTIERS IN SPORTS AND ACTIVE LIVING, 4.

By: R. Pimentel*, J. Feldman*, M. Lewek* & J. Franz*

co-author countries: United States of America 🇺🇸
author keywords: gait; locomotion; treadmill; walking economy; energy expenditure; push-off
Source: Web Of Science
Added: October 3, 2022

2022 journal article

Shorter muscle fascicle operating lengths increase the metabolic cost of cyclic force production

JOURNAL OF APPLIED PHYSIOLOGY, 133(3), 524–533.

By: O. Beck*, L. Trejo*, J. Schroeder*, J. Franz n & G. Sawicki*

co-author countries: United States of America 🇺🇸
author keywords: dynamometer; economy; efficiency; energetic; length
MeSH headings : Animals; Ankle / physiology; Ankle Joint / physiology; Biomechanical Phenomena; Humans; Locomotion; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Tendons / physiology
Source: Web Of Science
Added: September 12, 2022

2022 journal article

Slowing down to preserve balance in the presence of optical flow perturbations

GAIT & POSTURE, 96, 365–370.

By: A. Shelton n, E. McTaggart, J. Allen, V. Mercer & J. Franz*

co-author countries: United States of America 🇺🇸
author keywords: Stability; Walking; Gait; Speed
MeSH headings : Adult; Exercise Test; Female; Gait / physiology; Humans; Male; Optic Flow; Postural Balance / physiology; Walking / physiology; Young Adult
Source: Web Of Science
Added: August 8, 2022

2022 journal article

The metabolic cost of walking balance control and adaptation in young adults

GAIT & POSTURE, 96, 190–194.

By: S. Ahuja* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Stability; Energy; Perturbations; Optimization; Optical flow
MeSH headings : Biomechanical Phenomena; Exercise Test; Gait / physiology; Humans; Postural Balance / physiology; Walking / physiology; Young Adult
Source: Web Of Science
Added: July 26, 2022

2021 article

A sound approach to improving exoskeletons and exosuits

Franz, J. R. (2021, November 10). SCIENCE ROBOTICS, Vol. 6.

By: J. Franz n

co-author countries: United States of America 🇺🇸
MeSH headings : Exoskeleton Device
Source: Web Of Science
Added: December 13, 2021

2021 journal article

Age does not affect the relationship between muscle activation and joint work during incline and decline walking

JOURNAL OF BIOMECHANICS, 124.

By: J. Waanders*, A. Murgia*, P. DeVita*, J. Franz n & T. Hortobagyi*

co-author countries: Hungary 🇭🇺 Netherlands 🇳🇱 United States of America 🇺🇸
author keywords: Gait; Biomechanics; Joint work; EMG; Aging
MeSH headings : Adult; Aged; Ankle Joint; Biomechanical Phenomena; Gait; Humans; Knee Joint; Muscle, Skeletal; Walking; Young Adult
Source: Web Of Science
Added: July 26, 2021

2021 journal article

Age-related changes to triceps surae muscle-subtendon interaction dynamics during walking

SCIENTIFIC REPORTS, 11(1).

By: W. Clark n & J. Franz n

co-author countries: United States of America 🇺🇸
MeSH headings : Achilles Tendon / physiology; Adult; Age Factors; Aged; Aging; Ankle Joint / physiology; Biomechanical Phenomena; Humans; Middle Aged; Muscle, Skeletal / physiology; Musculoskeletal Physiological Phenomena; Tendons / physiology; Walking; Young Adult
Source: Web Of Science
Added: November 15, 2021

2021 journal article

Age-related differences in calf muscle recruitment strategies in the time-frequency domain during walking as a function of task demand

JOURNAL OF APPLIED PHYSIOLOGY, 131(4), 1348–1360.

By: H. Kim n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: activation; elderly; electromyography; frequency; plantar flexor
MeSH headings : Aged; Ankle; Electromyography; Humans; Muscle, Skeletal; Walking; Walking Speed; Young Adult
Source: Web Of Science
Added: November 1, 2021

2021 article

Cueing Changes in Peak Vertical Ground Reaction Force to Improve Coordination Dynamics in Walking

Armitano-Lago, C., Pietrosimone, B., Evans-Pickett, A., Davis-Wilson, H., Franz, J. R., Blackburn, T., & Kiefer, A. W. (2021, May 15). JOURNAL OF MOTOR BEHAVIOR.

By: C. Armitano-Lago*, B. Pietrosimone*, A. Evans-Pickett*, H. Davis-Wilson*, J. Franz n, T. Blackburn*, A. Kiefer*

co-author countries: United States of America 🇺🇸
author keywords: biofeedback; anterior cruciate ligament reconstruction; cross recurrence; relative phase
MeSH headings : Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction; Biomechanical Phenomena; Gait; Humans; Knee Joint; Walking
Source: Web Of Science
Added: July 6, 2021

2021 article

Editorial: Tendon Structure-Function Relationship in Health, Ageing, and Injury

Maas, H., Arndt, T., & Franz, J. R. (2021, June 18). FRONTIERS IN SPORTS AND ACTIVE LIVING, Vol. 3.

By: H. Maas*, T. Arndt* & J. Franz n

co-author countries: Netherlands 🇳🇱 Sweden 🇸🇪 United States of America 🇺🇸
author keywords: subtendon; non-uniform deformation; Achilles tendon; ultrasound; aging; skeletal muscle
Source: Web Of Science
Added: July 19, 2021

2021 journal article

Effects of Horizontal Impeding Force Gait Training on Older Adult Push-Off Intensity

MEDICINE AND SCIENCE IN SPORTS AND EXERCISE, 53(3), 574–580.

By: K. Conway n, K. Crudup n, M. Lewek* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: FUNCTIONAL PERFORMANCE; GAIT BIOMECHANICS; REHABILITATION; EXERCISE
MeSH headings : Aged; Aging / physiology; Ankle; Ankle Joint / physiology; Biomechanical Phenomena / physiology; Energy Transfer; Equipment Design; Female; Gait / physiology; Heart Rate / physiology; Humans; Male; Muscle Strength / physiology; Preliminary Data; Resistance Training / instrumentation; Resistance Training / methods; Tendons / physiology; Treatment Outcome; Walking / physiology; Walking Speed / physiology
Source: Web Of Science
Added: March 15, 2021

2021 journal article

Gradually learning to increase gait propulsion in young unimpaired adults

HUMAN MOVEMENT SCIENCE, 75.

By: L. Herrero n, J. Franz n & M. Lewek*

co-author countries: United States of America 🇺🇸
author keywords: Gait; Propulsion; Motor learning; Implicit; Explicit
MeSH headings : Adolescent; Adult; Ankle / physiology; Ankle Joint / physiology; Biomechanical Phenomena; Extremities; Feedback, Sensory / physiology; Female; Gait / physiology; Gait Disorders, Neurologic / physiopathology; Humans; Learning / physiology; Male; Stress, Mechanical; Walking; Young Adult
Source: Web Of Science
Added: March 15, 2021

2021 journal article

Imaging and Simulation of Inter-muscular Differences in Triceps Surae Contributions to Forward Propulsion During Walking

ANNALS OF BIOMEDICAL ENGINEERING, 49(2), 703–715.

By: W. Clark n, R. Pimentel n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Triceps surae; Neuromechanics; Ultrasound; OpenSim; Forward propulsion
MeSH headings : Adult; Computer Simulation; Electromyography; Female; Humans; Male; Models, Biological; Muscle, Skeletal / diagnostic imaging; Muscle, Skeletal / physiology; Ultrasonography; Walking / physiology; Young Adult
Source: Web Of Science
Added: September 28, 2020

2021 article

Reduced Achilles Tendon Stiffness Disrupts Calf Muscle Neuromechanics in Elderly Gait

Krupenevich, R. L., Beck, O. N., Sawicki, G. S., & Franz, J. R. (2021, July 16). GERONTOLOGY.

By: R. Krupenevich n, O. Beck*, G. Sawicki* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Aging; Biomechanics; Stiffness; Energy expenditure; Muscle mechanics; Ankle exoskeleton
MeSH headings : Achilles Tendon / physiology; Aged; Ankle / physiology; Ankle Joint / physiology; Biomechanical Phenomena / physiology; Gait / physiology; Humans; Muscle, Skeletal / physiology; Walking / physiology
Source: Web Of Science
Added: August 2, 2021

2021 journal article

The metabolic and mechanical consequences of altered propulsive force generation in walking

JOURNAL OF BIOMECHANICS, 122.

By: N. Pieper n, S. Baudendistel*, C. Hass*, G. Diaz n, R. Krupenevich n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Biomechanics; Oxygen consumption; Aging; Elderly; Fatigue
MeSH headings : Aged; Ankle; Ankle Joint; Biomechanical Phenomena; Gait; Humans; Walking
Source: Web Of Science
Added: June 10, 2021

2020 journal article

Biofeedback augmenting lower limb loading alters the underlying temporal structure of gait following anterior cruciate ligament reconstruction

HUMAN MOVEMENT SCIENCE, 73.

By: C. Armitano-Lago*, B. Pietrosimone*, H. Davis-Wilson*, A. Evans-Pickett*, J. Franz n, T. Blackburn*, A. Kiefer*

co-author countries: United States of America 🇺🇸
author keywords: DFA; Nonlinear; Feedback; Variability
MeSH headings : Adult; Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction; Biofeedback, Psychology; Biomechanical Phenomena; Female; Gait; Humans; Lower Extremity / surgery; Male; Movement; North Carolina; Orthopedics; Surveys and Questionnaires; Universities; Young Adult
Source: Web Of Science
Added: November 16, 2020

2020 journal article

Biomechanical effects of manipulating peak vertical ground reaction force throughout gait in individuals 6-12 months after anterior cruciate ligament reconstruction

CLINICAL BIOMECHANICS, 76.

By: A. Evans-Pickett*, H. Davis-Wilson*, B. Luc-Harkey*, J. Blackburn*, J. Franz n, D. Padua*, M. Seeley*, B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: Knee; Biofeedback; Gait-training; Unloading
MeSH headings : Adult; Anterior Cruciate Ligament Injuries / physiopathology; Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction; Biomechanical Phenomena; Female; Gait / physiology; Humans; Male; Mechanical Phenomena
Source: Web Of Science
Added: June 29, 2020

2020 journal article

Can optical flow perturbations detect walking balance impairment in people with multiple sclerosis?

PLOS ONE, 15(3).

co-author countries: United States of America 🇺🇸
MeSH headings : Accidental Falls / prevention & control; Adult; Biomechanical Phenomena / physiology; Exercise Test / methods; Female; Foot / physiology; Gait / physiology; Humans; Lower Extremity / physiology; Male; Multiple Sclerosis / diagnostic imaging; Multiple Sclerosis / physiopathology; Optic Flow / physiology; Postural Balance / physiology; Virtual Reality; Walking / physiology
Source: Web Of Science
Added: June 15, 2020

2020 journal article

Can shank acceleration provide a clinically feasible surrogate for individual limb propulsion during walking?

JOURNAL OF BIOMECHANICS, 98.

By: N. Pieper n, M. Lewek* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Biomechanics; Ankle Power; Wearables; Accelerometers; Push-off
MeSH headings : Acceleration; Adult; Aging / physiology; Biomechanical Phenomena; Extremities / physiology; Feasibility Studies; Female; Gait / physiology; Humans; Male; Mechanical Phenomena; Walking / physiology; Young Adult
Source: Web Of Science
Added: February 10, 2020

2020 journal article

Effects of aging and target location on reaction time and accuracy of lateral precision stepping during walking

JOURNAL OF BIOMECHANICS, 104.

By: B. Selgrade*, M. Childs n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Elderly; Balance; Foot Placement; Stability; Gait
MeSH headings : Adolescent; Adult; Aged; Aged, 80 and over; Aging; Exercise Test; Foot; Gait; Humans; Male; Postural Balance; Reaction Time; Walking; Young Adult
Source: Web Of Science
Added: May 18, 2020

2020 journal article

How age and surface inclination affect joint moment strategies to accelerate and decelerate individual leg joints during walking

JOURNAL OF BIOMECHANICS, 98.

By: J. Waanders*, A. Murgia*, T. Hortobagyi*, P. DeVita* & J. Franz n

co-author countries: Netherlands 🇳🇱 United States of America 🇺🇸
author keywords: Induced acceleration analysis; Eccentric; Concentric; Gait; Aging
MeSH headings : Acceleration; Adolescent; Adult; Aged; Aged, 80 and over; Aging / physiology; Biomechanical Phenomena; Exercise Test; Female; Gait; Humans; Joints / physiology; Kinetics; Leg / physiology; Male; Surface Properties; Walking / physiology; Young Adult
Source: Web Of Science
Added: February 10, 2020

2020 journal article

Immediate Biochemical Changes After Gait Biofeedback in Individuals With Anterior Cruciate Ligament Reconstruction

JOURNAL OF ATHLETIC TRAINING, 55(10), 1106–1115.

By: B. Luc-Harkey*, J. Franz n, A. Hackney*, J. Blackburn*, D. Padua*, T. Schwartz*, H. Davis-Wilson*, J. Spang*, B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: cartilage oligomeric matrix protein; vertical ground reaction force; posttraumatic osteoarthritis; biomarkers
MeSH headings : Adolescent; Adult; Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction; Biofeedback, Psychology / methods; Biomarkers / metabolism; Biomechanical Phenomena; Cohort Studies; Cross-Over Studies; Female; Gait / physiology; Humans; Knee Joint / physiopathology; Knee Joint / surgery; Male; Walking / physiology; Young Adult
Source: Web Of Science
Added: November 16, 2020

2020 journal article

Increasing the Propulsive Demands of Walking to Their Maximum Elucidates Functionally Limiting Impairments in Older Adult Gait

JOURNAL OF AGING AND PHYSICAL ACTIVITY, 28(1), 1–8.

By: K. Conway n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: ankle moment; biomechanics; impeding forces; push-off
MeSH headings : Aged; Aging; Ankle Joint; Biomechanical Phenomena; Gait; Humans; Walking; Walking Speed; Young Adult
Source: Web Of Science
Added: July 6, 2020

2020 journal article

Older Adults Overcome Reduced Triceps Surae Structural Stiffness to Preserve Ankle Joint Quasi-Stiffness During Walking

JOURNAL OF APPLIED BIOMECHANICS, 36(4), 209–216.

By: R. Krupenevich n, W. Clark n, G. Sawicki* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Achilles tendon; activation; aging; plantar flexor; biofeedback
Source: Web Of Science
Added: August 17, 2020

2020 journal article

Shorter gastrocnemius fascicle lengths in older adults associate with worse capacity to enhance push-off intensity in walking

GAIT & POSTURE, 77, 89–94.

By: K. Conway n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Ultrasound; Plantarflexor; Triceps surae; Elderly; Gait; Biomechanics
MeSH headings : Adult; Age Factors; Aged; Biomechanical Phenomena; Female; Gait / physiology; Humans; Leg / diagnostic imaging; Leg / physiology; Leg / physiopathology; Male; Muscle, Skeletal / diagnostic imaging; Muscle, Skeletal / physiology; Muscle, Skeletal / physiopathology; Self-Help Devices; Tendons / physiology; Ultrasonography; Walking / physiology; Young Adult
Source: Web Of Science
Added: April 6, 2020

2020 journal article

The effects of knee extensor moment biofeedback on gait biomechanics and quadriceps contractile behavior

PEERJ, 8.

By: A. Munsch n, B. Pietrosimone* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Walking; Osteoarthritis; Joint loading; Rehabilitation; Gait training; Ultrasound; Biofeedback
Source: Web Of Science
Added: July 20, 2020

2020 review

These legs were made for propulsion: advancing the diagnosis and treatment of post-stroke propulsion deficits

[Review of ]. JOURNAL OF NEUROENGINEERING AND REHABILITATION, 17(1).

By: L. Awad*, M. Lewek*, T. Kesar*, J. Franz n & M. Bowden*

co-author countries: United States of America 🇺🇸
author keywords: Propulsion; Locomotion; Walking; Rehabilitation; Diagnosis; Intervention; Sensors; Robotics
MeSH headings : Biomechanical Phenomena; Female; Gait Disorders, Neurologic / physiopathology; Gait Disorders, Neurologic / rehabilitation; Humans; Leg / physiopathology; Locomotion / physiology; Male; Middle Aged; Paresis / etiology; Paresis / physiopathology; Paresis / rehabilitation; Stroke / complications; Stroke / physiopathology; Stroke Rehabilitation; Walking / physiology
Source: Web Of Science
Added: November 16, 2020

2020 journal article

Triceps surae muscle-subtendon interaction differs between young and older adults

CONNECTIVE TISSUE RESEARCH, 61(1), 104–113.

By: W. Clark n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Ultrasound; biomechanics; speckle tracking; interfascicle adhesions; plantarflexor
MeSH headings : Achilles Tendon / physiology; Adult; Aged; Aging / physiology; Ankle Joint / physiology; Biomechanical Phenomena; Female; Humans; Male; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Walking / physiology
Source: Web Of Science
Added: December 16, 2019

2019 journal article

Activation-Dependent Changes in Soleus Length-Tension Behavior Augment Ankle Joint Quasi-Stiffness

JOURNAL OF APPLIED BIOMECHANICS, 35(3), 182–189.

By: W. Clark n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: impedance; prostheses; foot; neuromechanics; Achilles tendon
MeSH headings : Ankle Joint / diagnostic imaging; Ankle Joint / physiology; Biomechanical Phenomena; Electromyography; Female; Humans; Isometric Contraction / physiology; Male; Muscle Contraction / physiology; Muscle, Skeletal / diagnostic imaging; Muscle, Skeletal / physiology; Ultrasonography; Young Adult
Source: Web Of Science
Added: June 17, 2019

2019 journal article

Advanced Age Redistributes Positive but Not Negative Leg Joint Work during Walking

MEDICINE AND SCIENCE IN SPORTS AND EXERCISE, 51(4), 615–623.

By: J. Waanders*, T. Hortobagyi*, A. Murgia*, P. Devita* & J. Franz n

co-author countries: Netherlands 🇳🇱 United States of America 🇺🇸
author keywords: ECCENTRIC; CONCENTRIC; BIOMECHANICS; GAIT; AGING
MeSH headings : Adolescent; Adult; Age Factors; Aged; Aging / physiology; Ankle / physiology; Biomechanical Phenomena; Female; Gait Analysis; Humans; Knee / physiology; Leg / physiology; Male; Muscle Contraction / physiology; Muscle, Skeletal / physiology; Walking / physiology; Walking Speed / physiology; Young Adult
Source: Web Of Science
Added: April 2, 2019

2019 journal article

Ankle Rotation and Muscle Loading Effects on the Calcaneal Tendon Moment Arm: An In Vivo Imaging and Modeling Study

ANNALS OF BIOMEDICAL ENGINEERING, 47(2), 590–600.

By: J. Franz n, A. Khanchandani*, H. McKenny n & W. Clark n

co-author countries: United States of America 🇺🇸
author keywords: Ultrasound; Plantarflexor; Triceps surae; OpenSim; Dynamometry
MeSH headings : Achilles Tendon / diagnostic imaging; Achilles Tendon / physiology; Adult; Ankle Joint / diagnostic imaging; Ankle Joint / physiology; Diagnostic Imaging; Female; Humans; Isometric Contraction / physiology; Isotonic Contraction / physiology; Male; Models, Biological; Movement / physiology; Muscle, Skeletal / diagnostic imaging; Muscle, Skeletal / physiology; Rotation; Weight-Bearing / physiology
Source: Web Of Science
Added: April 20, 2020

2019 journal article

Ankle power biofeedback attenuates the distal-to-proximal redistribution in older adults

GAIT & POSTURE, 71, 44–49.

By: M. Browne n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Plantarflexor; Push-off; Gait; Elderly; Hip
MeSH headings : Aged; Ankle Joint / physiology; Biofeedback, Psychology; Biomechanical Phenomena; Female; Gait / physiology; Humans; Kinetics; Male; Walking / physiology; Walking Speed; Young Adult
Source: Web Of Science
Added: July 8, 2019

2019 journal article

The effects of cognitive load and optical flow on antagonist leg muscle coactivation during walking for young and older adults

JOURNAL OF ELECTROMYOGRAPHY AND KINESIOLOGY, 44, 8–14.

By: S. Acuna*, C. Francis*, J. Franz n & D. Thelen*

co-author countries: United States of America 🇺🇸
author keywords: Aging; Gait; EMG; Muscle coactivation; Visual feedback; Dual task
MeSH headings : Adult; Aged; Aging / physiology; Cognition; Gait; Humans; Muscle Contraction; Muscle, Skeletal / physiology; Optic Flow
Source: Web Of Science
Added: February 4, 2019

2019 journal article

Time-dependent tuning of balance control and aftereffects following optical flow perturbation training in older adults

JOURNAL OF NEUROENGINEERING AND REHABILITATION, 16.

By: J. Richards n, B. Selgrade n, M. Qiao*, P. Plummer*, E. Wikstrom* & J. Franz n

co-author countries: United States of America 🇺🇸
MeSH headings : Aged; Biomechanical Phenomena; Female; Humans; Male; Muscle, Skeletal / physiology; Physical Therapy Modalities; Postural Balance / physiology; Sensation Disorders / rehabilitation; Walking / physiology
Source: Web Of Science
Added: July 22, 2019

2019 journal article

Visuomotor error augmentation affects mediolateral head and trunk stabilization during walking

HUMAN MOVEMENT SCIENCE, 68.

By: M. Qiao*, J. Richards n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Optical flow; Medio-lateral; Anchor; Adaptation; Stability
MeSH headings : Adaptation, Physiological / physiology; Adult; Biomechanical Phenomena; Exercise Test / methods; Feedback, Sensory / physiology; Female; Head Movements / physiology; Humans; Male; Postural Balance / physiology; Psychomotor Performance / physiology; Torso / physiology; Vestibule, Labyrinth / physiology; Visual Perception / physiology; Walking / physiology; Young Adult
Source: Web Of Science
Added: December 30, 2019

2018 journal article

Aging effects on leg joint variability during walking with balance perturbations

GAIT & POSTURE, 62, 27–33.

By: M. Qiao n, J. Feld* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Visual feedback; Elderly; Gait; Stability; Falls; Kinematics
MeSH headings : Adult; Aged; Aging / physiology; Ankle Joint / physiology; Female; Gait / physiology; Healthy Volunteers; Hip Joint / physiology; Humans; Knee Joint / physiology; Male; Postural Balance / physiology; Range of Motion, Articular / physiology; Walking / physiology; Young Adult
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Association between kinesiophobia and walking gait characteristics in physically active individuals with anterior cruciate ligament reconstruction

GAIT & POSTURE, 64, 220–225.

By: B. Luc-Harkey*, J. Franz n, E. Losina* & B. Pietrosimone*

co-author countries: United States of America 🇺🇸
author keywords: Ground reaction force; Knee extension moment; Knee flexion excursion; Limb symmetry index; Tampa Scale for Kinesiophobia
MeSH headings : Adolescent; Adult; Anterior Cruciate Ligament Injuries / psychology; Anterior Cruciate Ligament Injuries / surgery; Anterior Cruciate Ligament Reconstruction / adverse effects; Anterior Cruciate Ligament Reconstruction / psychology; Biomechanical Phenomena; Cross-Sectional Studies; Female; Gait / physiology; Humans; Kinetics; Knee Joint / physiopathology; Knee Joint / surgery; Lower Extremity / physiopathology; Male; Phobia, Social / epidemiology; Phobia, Social / etiology; Range of Motion, Articular / physiology; Walking / physiology; Walking / psychology; Walking Speed / physiology; Young Adult
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Do triceps surae muscle dynamics govern non-uniform Achilles tendon deformations?

PeerJ, 6.

By: W. Clark & J. Franz

Source: NC State University Libraries
Added: August 6, 2018

2018 journal article

Does local dynamic stability during unperturbed walking predict the response to balance perturbations? An examination across age and falls history

GAIT & POSTURE, 62, 80–85.

By: M. Qiao n, K. Truong* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Balance; Elderly; Lyapunov; Stability
MeSH headings : Accidental Falls / statistics & numerical data; Adult; Aged; Female; Humans; Locomotion / physiology; Male; Middle Aged; Postural Balance / physiology; Walking / physiology; Young Adult
Source: Web Of Science
Added: August 6, 2018

2018 journal article

The Functional Utilization of Propulsive Capacity During Human Walking

JOURNAL OF APPLIED BIOMECHANICS, 34(6), 474–482.

By: K. Conway n, R. Bissette n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: impeding forces; biomechanics; gait; elderly; push-off
Source: Web Of Science
Added: December 31, 2018

2017 journal article

Do kinematic metrics of walking balance adapt to perturbed optical flow?

HUMAN MOVEMENT SCIENCE, 54, 34–40.

By: J. Thompson n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Sensorimotor; Virtual reality; Gait; Vision; Visual feedback
MeSH headings : Adaptation, Physiological; Adult; Biomechanical Phenomena; Exercise Test; Female; Foot / physiology; Gait; Humans; Imaging, Three-Dimensional; Lower Extremity; Male; Motion; Postural Balance; Vision, Ocular / physiology; Visual Perception / physiology; Walking; Young Adult
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Does dynamic stability govern propulsive force generation in human walking?

ROYAL SOCIETY OPEN SCIENCE, 4(11).

By: M. Browne & J. Franz*

author keywords: variability; push-off; balance; walking speed; biofeedback; ageing
Source: Web Of Science
Added: August 6, 2018

2017 journal article

It's positive to be negative: Achilles tendon work loops during human locomotion

PLOS ONE, 12(7).

By: K. Zelik* & J. Franz n

co-author countries: United States of America 🇺🇸
MeSH headings : Achilles Tendon / physiology; Adolescent; Adult; Humans; Locomotion; Young Adult
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Neuroimaging of Human Balance Control: A Systematic Review

Frontiers in Human Neuroscience, 11.

By: E. Wittenberg n, J. Thompson n, C. Nam n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: static and dynamic balance control; temporal and spatial dynamics of brain activation; mechanical perturbation; sensory degradation; susceptibility to cognitive dual tasks; movement artifacts
Sources: Web Of Science, Crossref, ORCID
Added: August 6, 2018

2017 journal article

The Neuromuscular Origins of Kinematic Variability during Perturbed Walking

SCIENTIFIC REPORTS, 7.

By: H. Stokes n, J. Thompson n & J. Franz n

co-author countries: United States of America 🇺🇸
MeSH headings : Adult; Biomechanical Phenomena; Female; Humans; Male; Muscle Contraction; Muscle, Skeletal / physiology; Postural Balance; Walking / physiology
Source: Web Of Science
Added: August 6, 2018

2017 journal article

The effects of Achilles tendon compliance on triceps surae mechanics and energetics in walking

JOURNAL OF BIOMECHANICS, 60, 227–231.

By: M. Orselli*, J. Franz n & D. Thelen*

co-author countries: Brazil 🇧🇷 United States of America 🇺🇸
author keywords: Plantarflexor; Musculoskeletal modeling; Forward dynamics; Mechanical power; Metabolic energy
MeSH headings : Achilles Tendon / physiology; Adult; Biomechanical Phenomena; Humans; Male; Muscle, Skeletal / physiology; Walking / physiology
Source: Web Of Science
Added: August 6, 2018

2017 journal article

The independent effects of speed and propulsive force on joint power generation in walking

JOURNAL OF BIOMECHANICS, 55, 48–55.

By: M. Browne n & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Plantarflexor; Push-off; Aging; Gait; Biofeedback
MeSH headings : Adult; Aging / physiology; Biomechanical Phenomena; Exercise Test; Female; Humans; Joints / physiology; Knee Joint / physiology; Male; Mechanical Phenomena; Muscle, Skeletal / physiology; Walking Speed / physiology; Young Adult
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Variation in the human Achilles tendon moment arm during walking

COMPUTER METHODS IN BIOMECHANICS AND BIOMEDICAL ENGINEERING, 20(2), 201–205.

By: K. Rasske*, D. Thelen* & J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: Gait; plantarflexors; triceps surae; ultrasound; musculoskeletal model
MeSH headings : Achilles Tendon / physiology; Adult; Ankle / physiology; Ankle Joint / physiology; Ankle Joint / ultrastructure; Arm / physiology; Cross-Sectional Studies; Female; Humans; Longitudinal Studies; Male; Models, Biological; Muscle, Skeletal / physiology; Ultrasonography; Walking / physiology; Young Adult
Source: Web Of Science
Added: August 6, 2018

2017 journal article

Visuomotor Entrainment and the Frequency-Dependent Response of Walking Balance to Perturbations

IEEE TRANSACTIONS ON NEURAL SYSTEMS AND REHABILITATION ENGINEERING, 25(8), 1135–1142.

By: J. Franz n, C. Francis*, M. Allen* & D. Thelen*

co-author countries: United States of America 🇺🇸
author keywords: Gait; posture; sensorimotor; stability; virtual reality
Source: Web Of Science
Added: August 6, 2018

2016 journal article

Imaging and simulation of Achilles tendon dynamics: Implications for walking performance in the elderly

JOURNAL OF BIOMECHANICS, 49(9), 1403–1410.

By: J. Franz n & D. Thelen*

co-author countries: United States of America 🇺🇸
author keywords: Ultrasound; Plantarflexor; Aging; Musculoskeletal modeling; Simulation; Biomechanics
MeSH headings : Achilles Tendon / diagnostic imaging; Achilles Tendon / physiology; Aging / physiology; Biomechanical Phenomena; Humans; Models, Biological; Molecular Imaging / methods; Walking / physiology
Source: Web Of Science
Added: August 6, 2018

2016 review

The Age-Associated Reduction in Propulsive Power Generation in Walking

[Review of ]. EXERCISE AND SPORT SCIENCES REVIEWS, 44(4), 129–136.

By: J. Franz n

co-author countries: United States of America 🇺🇸
author keywords: plantarflexor; biomechanics; gait; elderly; ankle; geriatrics; ultrasound
MeSH headings : Aged; Aged, 80 and over; Aging / physiology; Biomechanical Phenomena; Gait / physiology; Humans; Muscle Weakness / physiopathology; Muscle, Skeletal / physiology; Postural Balance / physiology; Range of Motion, Articular / physiology; Tendons / physiology; Walking / physiology
Source: Web Of Science
Added: August 6, 2018

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