ArticleMedical engineering & physics2015
Achilles tendon displacement patterns during passive stretch and eccentric loading are altered in middle-aged adults.
Article in Medical engineering & physics, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.
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Who cites it
37 citing papers in PubMed, 77 citations in OpenAlex.
- Objective Assessment of Regional Stiffness in Achilles Tendon in Different Ankle Joint Positions Using the MyotonPRO.Medical science monitor : international medical journal of experimental and clinical research · 2020Trial
- Triceps surae muscle-subtendon interaction differs between young and older adults.Connective tissue research · 2020Trial
- High horizontal force and lateral force transmission induced by the twist of the Achilles tendon.Frontiers in bioengineering and biotechnology · 2026Article
- Angle-specific stiffness profiles of the achilles tendon and Triceps surae muscles: a continuous characterization.Frontiers in sports and active living · 2026Article
- Neuromechanical basis of region-specific differences and their implications for sport performance and injury prevention: a narrative review.European journal of applied physiology · 2025Review
- Recent developments in Achilles tendon risk-analyzing rupture factors for enhanced injury prevention and clinical guidance: Current implications of regenerative medicine.Journal of orthopaedic translation · 2024Review
- Does free tendon length influence the injury risk of the Achilles tendon? A finite element study.Journal of experimental orthopaedics · 2024Article
- Achilles tendon and triceps surae muscle properties in athletes.European journal of applied physiology · 2024Article
- Sensitivity of Model-Based Predictions of Post-TKA Kinematic Behavior to Residual Errors in Ultrasound-Based Knee Collateral Ligament Strain Assessment.Sensors (Basel, Switzerland) · 2023Article
- Regional shear wave elastography of Achilles tendinopathy in symptomatic versus contralateral Achilles tendons.European radiology · 2023Article
- Aging and matrix viscoelasticity affect multiscale tendon properties and tendon derived cell behavior.Acta biomaterialia · 2022Article
- Reduced Achilles Tendon Stiffness Disrupts Calf Muscle Neuromechanics in Elderly Gait.Gerontology · 2022Review
- Advanced Robotics to Address the Translational Gap in Tendon Engineering.Cyborg and bionic systems (Washington, D.C.) · 2022Review
- Age-related changes to triceps surae muscle-subtendon interaction dynamics during walking.Scientific reports · 2021Article
- Validated Ultrasound Speckle Tracking Method for Measuring Strains of Knee Collateral Ligaments In-Situ during Varus/Valgus Loading.Sensors (Basel, Switzerland) · 2021Article
- Individual variation in Achilles tendon morphology and geometry changes susceptibility to injury.eLife · 2021Article
- 3D Models Reveal the Influence of Achilles Subtendon Twist on Strain and Energy Storage.Frontiers in bioengineering and biotechnology · 2021Article
- Older Adults Overcome Reduced Triceps Surae Structural Stiffness to Preserve Ankle Joint Quasi-Stiffness During Walking.Journal of applied biomechanics · 2020Article
- Ultrasound speckle tracking of Achilles tendon in individuals with unilateral tendinopathy: a pilot study.European journal of applied physiology · 2020Article
- Targeted Achilles Tendon Training and Rehabilitation Using Personalized and Real-Time Multiscale Models of the Neuromusculoskeletal System.Frontiers in bioengineering and biotechnology · 2020Article
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2 authors at 1 institution in 1 country.
Funding
Abstract
The purpose of this study was to investigate middle-age effects on Achilles displacement patterns under passive stretch and eccentric loading. Healthy young (24.1 ± 1.4 years, n = 9) and middle-aged (49.0 ± 3.1 years, n = 9) adults were positioned prone and the ankle was cyclically dorsiflexed (0.5 Hz, 25° range) during passive stretch and active lengthening. Achilles displacements were tracked in cine ultrasound using 2D speckle tracking. Displacements were found to be non-uniform, with mid and deep portions of the tendon displacing more than superficial portions. However, the degree of non-uniformity was significantly reduced in middle-aged adults, suggesting a potential age-related reduction in inter-fascicle sliding or a shift in loading sharing between plantarflexors. Eccentric loading reduced displacement magnitudes, likely reflecting distal tendon stretch induced via active muscle contractions. Changes in tendon displacement with active loading were greater in middle-aged adults, which could reflect greater tendon compliance. The observed age-related changes in Achilles tendon behavior may have implications for both plantarflexor performance and injury risk.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.