{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T17:45:00Z","timestamp":1790185500466,"version":"4.1.0"},"reference-count":50,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T00:00:00Z","timestamp":1788220800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T00:00:00Z","timestamp":1788220800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2026,6,22]],"date-time":"2026-06-22T00:00:00Z","timestamp":1782086400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100013290","name":"National Key Research and Development Program of China Stem Cell and Translational Research","doi-asserted-by":"publisher","award":["2023YFC3603702"],"award-info":[{"award-number":["2023YFC3603702"]}],"id":[{"id":"10.13039\/501100013290","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Experimental Gerontology"],"published-print":{"date-parts":[[2026,9]]},"DOI":"10.1016\/j.exger.2026.113214","type":"journal-article","created":{"date-parts":[[2026,6,24]],"date-time":"2026-06-24T06:48:35Z","timestamp":1782283715000},"page":"113214","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":1,"special_numbering":"C","title":["Age-related interplay of walking economy, stability, and neuromuscular coordination during single- and dual-task walking"],"prefix":"10.1016","volume":"222","author":[{"given":"Fengxian","family":"Wu","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ke","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Siqi","family":"Peng","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuxiong","family":"Gan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yaming","family":"Liu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Wenxin","family":"Niu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.exger.2026.113214_bb0005","doi-asserted-by":"crossref","first-page":"2222","DOI":"10.1016\/j.cub.2022.04.015","article-title":"General variability leads to specific adaptation toward optimal movement policies","volume":"32","author":"Abram","year":"2022","journal-title":"Curr. Biol."},{"key":"10.1016\/j.exger.2026.113214_bb0010","doi-asserted-by":"crossref","first-page":"2368","DOI":"10.1152\/jn.00302.2018","article-title":"The motor repertoire of older adult fallers may constrain their response to balance perturbations","volume":"120","author":"Allen","year":"2018","journal-title":"J. Neurophysiol."},{"key":"10.1016\/j.exger.2026.113214_bb0015","doi-asserted-by":"crossref","first-page":"1520","DOI":"10.1002\/mds.25674","article-title":"Cognitive contributions to gait and falls: evidence and implications","volume":"28","author":"Amboni","year":"2013","journal-title":"Mov. Disord. Off. J. Mov. Disord. Soc."},{"key":"10.1016\/j.exger.2026.113214_bb0020","doi-asserted-by":"crossref","DOI":"10.3390\/app10061987","article-title":"Age-related differences in muscle synergy organization during step ascent at different heights and directions","volume":"10","author":"Baggen","year":"2020","journal-title":"Appl. Sci."},{"key":"10.1016\/j.exger.2026.113214_bb0025","doi-asserted-by":"crossref","first-page":"539","DOI":"10.1113\/jphysiol.1990.sp018000","article-title":"Anaerobic energy production and O2 deficit-debt relationship during exhaustive exercise in humans","volume":"422","author":"Bangsbo","year":"1990","journal-title":"J. Physiol."},{"key":"10.1016\/j.exger.2026.113214_bb0030","doi-asserted-by":"crossref","first-page":"1613","DOI":"10.1007\/s00421-011-2102-1","article-title":"Comparison of the metabolic energy cost of overground and treadmill walking in older adults","volume":"112","author":"Berryman","year":"2012","journal-title":"Eur. J. Appl. Physiol."},{"key":"10.1016\/j.exger.2026.113214_bb0035","doi-asserted-by":"crossref","first-page":"63","DOI":"10.1016\/j.exger.2017.05.005","article-title":"Systematic review and meta-analysis of gait mechanics in young and older adults","volume":"95","author":"Boyer","year":"2017","journal-title":"Exp. Gerontol."},{"key":"10.1016\/j.exger.2026.113214_bb0040","doi-asserted-by":"crossref","DOI":"10.1016\/j.exger.2023.112102","article-title":"Age-related changes in gait biomechanics and their impact on the metabolic cost of walking: report from a National Institute on Aging workshop","volume":"173","author":"Boyer","year":"2023","journal-title":"Exp. Gerontol."},{"key":"10.1016\/j.exger.2026.113214_bb0045","doi-asserted-by":"crossref","DOI":"10.7554\/eLife.81939","article-title":"Optimization of energy and time predicts dynamic speeds for human walking","volume":"12","author":"Carlisle","year":"2023","journal-title":"eLife"},{"key":"10.1016\/j.exger.2026.113214_bb0050","doi-asserted-by":"crossref","first-page":"95","DOI":"10.1038\/s41598-017-18142-y","article-title":"Low-dimensional organization of angular momentum during walking on a narrow beam","volume":"8","author":"Chiovetto","year":"2018","journal-title":"Sci. Rep."},{"key":"10.1016\/j.exger.2026.113214_bb0055","doi-asserted-by":"crossref","DOI":"10.1136\/bmj.c4467","article-title":"Objectively measured physical capability levels and mortality: systematic review and meta-analysis","volume":"341","author":"Cooper","year":"2010","journal-title":"BMJ"},{"key":"10.1016\/j.exger.2026.113214_bb0060","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1093\/ageing\/afq117","article-title":"Objective measures of physical capability and subsequent health: a systematic review","volume":"40","author":"Cooper","year":"2011","journal-title":"Age Ageing"},{"key":"10.1016\/j.exger.2026.113214_bb0065","doi-asserted-by":"crossref","DOI":"10.1016\/j.exger.2020.111050","article-title":"Older adults reduce the complexity and efficiency of neuromuscular control to preserve walking balance","volume":"140","author":"Da Silva Costa","year":"2020","journal-title":"Exp. Gerontol."},{"key":"10.1016\/j.exger.2026.113214_bb0070","doi-asserted-by":"crossref","first-page":"300","DOI":"10.1038\/nn1010","article-title":"Combinations of muscle synergies in the construction of a natural motor behavior","volume":"6","author":"d\u2019Avella","year":"2003","journal-title":"Nat. Neurosci."},{"key":"10.1016\/j.exger.2026.113214_bb0075","doi-asserted-by":"crossref","first-page":"8","DOI":"10.1186\/1743-0003-9-8","article-title":"Wearing a safety harness during treadmill walking influences lower extremity kinematics mainly through changes in ankle regularity and local stability","volume":"9","author":"Decker","year":"2012","journal-title":"J. NeuroEngineering Rehabil."},{"key":"10.1016\/j.exger.2026.113214_bb0080","doi-asserted-by":"crossref","DOI":"10.1038\/s41598-025-07835-4","article-title":"Muscle synergies and metabolic adaptations during perturbed walking in older adults","volume":"15","author":"D\u2019Emanuele","year":"2025","journal-title":"Sci. Rep."},{"key":"10.1016\/j.exger.2026.113214_bb0085","doi-asserted-by":"crossref","first-page":"1985","DOI":"10.1098\/rspb.2001.1761","article-title":"Mechanical and metabolic determinants of the preferred step width in human walking","volume":"268","author":"Donelan","year":"2001","journal-title":"Proc. Biol. Sci."},{"key":"10.1016\/j.exger.2026.113214_bb0090","doi-asserted-by":"crossref","first-page":"378","DOI":"10.1016\/j.gaitpost.2012.08.004","article-title":"How does age affect leg muscle activity\/coactivity during uphill and downhill walking?","volume":"37","author":"Franz","year":"2013","journal-title":"Gait Posture"},{"key":"10.1016\/j.exger.2026.113214_bb0095","doi-asserted-by":"crossref","first-page":"2024","DOI":"10.1016\/j.clinph.2014.02.001","article-title":"Neuromuscular constraints on muscle coordination during overground walking in persons with chronic incomplete spinal cord injury","volume":"125","author":"Hayes","year":"2014","journal-title":"Clin. Neurophysiol."},{"key":"10.1016\/j.exger.2026.113214_bb0100","doi-asserted-by":"crossref","first-page":"361","DOI":"10.1016\/S1050-6411(00)00027-4","article-title":"Development of recommendations for SEMG sensors and sensor placement procedures","volume":"10","author":"Hermens","year":"2000","journal-title":"J. Electromyogr. Kinesiol."},{"key":"10.1016\/j.exger.2026.113214_bb0105","doi-asserted-by":"crossref","first-page":"112","DOI":"10.1016\/j.humov.2007.08.003","article-title":"The \u2018extrapolated center of mass\u2019 concept suggests a simple control of balance in walking","volume":"27","author":"Hof","year":"2008","journal-title":"Hum. Mov. Sci."},{"key":"10.1016\/j.exger.2026.113214_bb0110","doi-asserted-by":"crossref","first-page":"111","DOI":"10.1016\/j.gaitpost.2011.03.024","article-title":"Normative spatiotemporal gait parameters in older adults","volume":"34","author":"Hollman","year":"2011","journal-title":"Gait Posture"},{"key":"10.1016\/j.exger.2026.113214_bb0115","article-title":"Tradeoff between stability and maneuverability during whole-body movements","volume":"6","author":"Huang","year":"2011","journal-title":"PLoS One"},{"key":"10.1016\/j.exger.2026.113214_bb0120","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1093\/ageing\/afac240","article-title":"Association between walking energy utilisation and longitudinal cognitive performance in older adults","volume":"51","author":"Kuo","year":"2022","journal-title":"Age Ageing"},{"key":"10.1016\/j.exger.2026.113214_bb0125","doi-asserted-by":"crossref","first-page":"788","DOI":"10.1038\/44565","article-title":"Learning the parts of objects by non-negative matrix factorization","volume":"401","author":"Lee","year":"1999","journal-title":"Nature"},{"key":"10.1016\/j.exger.2026.113214_bb0130","doi-asserted-by":"crossref","first-page":"820","DOI":"10.1093\/gerona\/gls255","article-title":"Independent domains of gait in older adults and associated motor and nonmotor attributes: validation of a factor analysis approach","volume":"68","author":"Lord","year":"2013","journal-title":"J. Gerontol. A Biol. Sci. Med. Sci."},{"key":"10.1016\/j.exger.2026.113214_bb0135","doi-asserted-by":"crossref","first-page":"1786","DOI":"10.1152\/japplphysiol.00390.2010","article-title":"Physiological complexity and system adaptability: evidence from postural control dynamics of older adults","volume":"109","author":"Manor","year":"2010","journal-title":"J. Appl. Physiol."},{"key":"10.1016\/j.exger.2026.113214_bb0140","doi-asserted-by":"crossref","first-page":"200","DOI":"10.1152\/jappl.1992.73.1.200","article-title":"Effects of age and physical activity status on the speed-aerobic demand relationship of walking","volume":"73","author":"Martin","year":"1992","journal-title":"J. Appl. Physiol."},{"key":"10.1016\/j.exger.2026.113214_bb0145","doi-asserted-by":"crossref","first-page":"102","DOI":"10.1097\/00003677-200304000-00009","article-title":"Toward a better understanding of gait changes with age and disablement: neuromuscular adaptation","volume":"31","author":"McGibbon","year":"2003","journal-title":"Exerc. Sport Sci. Rev."},{"key":"10.1016\/j.exger.2026.113214_bb0150","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1186\/1743-0003-11-85","article-title":"Increased frontal brain activation during walking while dual tasking: an fNIRS study in healthy young adults","volume":"11","author":"Mirelman","year":"2014","journal-title":"J. NeuroEngineering Rehabil."},{"key":"10.1016\/j.exger.2026.113214_bb0155","doi-asserted-by":"crossref","DOI":"10.3390\/bios15090621","article-title":"Kinematic biomarkers of functional disability in older adults: analysis of the timed up and go test","volume":"15","author":"Moreira","year":"2025","journal-title":"Biosensors"},{"key":"10.1016\/j.exger.2026.113214_bb0160","doi-asserted-by":"crossref","first-page":"1777","DOI":"10.1093\/eurheartj\/ehs053","article-title":"Cognitive impairment and risk of cardiovascular events and mortality","volume":"33","author":"O\u2019Donnell","year":"2012","journal-title":"Eur. Heart J."},{"key":"10.1016\/j.exger.2026.113214_bb0165","doi-asserted-by":"crossref","DOI":"10.1007\/s11357-025-01910-4","article-title":"Neuromechanistic causes of timber falls in older adults with mild cognitive impairment: is response initiation or motor execution the problem?","author":"Pitts","year":"2025","journal-title":"GeroScience"},{"key":"10.1016\/j.exger.2026.113214_bb0170","doi-asserted-by":"crossref","DOI":"10.1016\/j.isci.2019.100796","article-title":"Neuromotor dynamics of human locomotion in challenging settings","volume":"23","author":"Santuz","year":"2020","journal-title":"iScience"},{"key":"10.1016\/j.exger.2026.113214_bb0175","doi-asserted-by":"crossref","first-page":"3359","DOI":"10.1152\/jn.00758.2015","article-title":"Long-term training modifies the modular structure and organization of walking balance control","volume":"114","author":"Sawers","year":"2015","journal-title":"J. Neurophysiol."},{"issue":"Suppl. 2","key":"10.1016\/j.exger.2026.113214_bb0180","first-page":"S329","article-title":"The energetic pathway to mobility loss: an emerging new framework for longitudinal studies on aging","volume":"58","author":"Schrack","year":"2010","journal-title":"J. Am. Geriatr. Soc."},{"key":"10.1016\/j.exger.2026.113214_bb0185","doi-asserted-by":"crossref","first-page":"4","DOI":"10.1186\/s12984-024-01522-7","article-title":"The trunk segmental motion complexity and balance performance in challenging seated perturbation among individuals with spinal cord injury","volume":"22","author":"Shan","year":"2025","journal-title":"J. NeuroEngineering Rehabil."},{"key":"10.1016\/j.exger.2026.113214_bb0190","doi-asserted-by":"crossref","first-page":"127","DOI":"10.1111\/j.1532-5415.2005.00530.x","article-title":"Estimating cardiorespiratory fitness in well-functioning older adults: treadmill validation of the long distance corridor walk","volume":"54","author":"Simonsick","year":"2006","journal-title":"J. Am. Geriatr. Soc."},{"key":"10.1016\/j.exger.2026.113214_bb0195","doi-asserted-by":"crossref","first-page":"50","DOI":"10.1001\/jama.2010.1923","article-title":"Gait speed and survival in older adults","volume":"305","author":"Studenski","year":"2011","journal-title":"JAMA"},{"key":"10.1016\/j.exger.2026.113214_bb0200","first-page":"445","article-title":"The relative temporal sequence of decline in mobility and cognition among initially unimpaired older adults: results from the Baltimore longitudinal study of aging","volume":"46","author":"Tian","year":"2017","journal-title":"Age Ageing"},{"key":"10.1016\/j.exger.2026.113214_bb0205","doi-asserted-by":"crossref","first-page":"2199","DOI":"10.1152\/jn.00222.2005","article-title":"Matrix factorization algorithms for the identification of muscle synergies: evaluation on simulated and experimental data sets","volume":"95","author":"Tresch","year":"2006","journal-title":"J. Neurophysiol."},{"key":"10.1016\/j.exger.2026.113214_bb0210","doi-asserted-by":"crossref","first-page":"1190","DOI":"10.1093\/gerona\/glp098","article-title":"A randomized trial of two forms of therapeutic activity to improve walking: effect on the energy cost of walking","volume":"64A","author":"VanSwearingen","year":"2009","journal-title":"J. Gerontol. A Biol. Sci. Med. Sci."},{"key":"10.1016\/j.exger.2026.113214_bb0215","doi-asserted-by":"crossref","DOI":"10.3389\/fnagi.2016.00309","article-title":"The effect of aging on muscular dynamics underlying movement patterns changes","volume":"8","author":"Vernooij","year":"2016","journal-title":"Front. Aging Neurosci."},{"key":"10.1016\/j.exger.2026.113214_bb0220","doi-asserted-by":"crossref","first-page":"714","DOI":"10.14336\/AD.2024.0124-1","article-title":"Age-related dysfunction in balance: a comprehensive review of causes, consequences, and interventions","volume":"16","author":"Wang","year":"2024","journal-title":"Aging Dis."},{"key":"10.1016\/j.exger.2026.113214_bb0225","doi-asserted-by":"crossref","first-page":"207","DOI":"10.1016\/S0966-6362(99)00009-0","article-title":"The energy expenditure of normal and pathologic gait","volume":"9","author":"Waters","year":"1999","journal-title":"Gait Posture"},{"key":"10.1016\/j.exger.2026.113214_bb0230","doi-asserted-by":"crossref","first-page":"597","DOI":"10.1186\/s12891-021-04466-4","article-title":"Use of the margin of stability to quantify stability in pathologic gait - a qualitative systematic review","volume":"22","author":"Watson","year":"2021","journal-title":"BMC Musculoskelet. Disord."},{"key":"10.1016\/j.exger.2026.113214_bb0235","doi-asserted-by":"crossref","first-page":"977","DOI":"10.2522\/ptj.20090316","article-title":"Gait biomechanics, spatial and temporal characteristics, and the energy cost of walking in older adults with impaired mobility","volume":"90","author":"Wert","year":"2010","journal-title":"Phys. Ther."},{"key":"10.1016\/j.exger.2026.113214_bb0240","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/S0966-6362(01)00156-4","article-title":"Attention and the control of posture and gait: a review of an emerging area of research","volume":"16","author":"Woollacott","year":"2002","journal-title":"Gait Posture"},{"key":"10.1016\/j.exger.2026.113214_bb0245","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1002\/mds.21720","article-title":"The role of executive function and attention in gait","volume":"23","author":"Yogev","year":"2008","journal-title":"Mov. Disord. Off. J. Mov. Disord. Soc."},{"key":"10.1016\/j.exger.2026.113214_bb0250","doi-asserted-by":"crossref","DOI":"10.3389\/fnagi.2023.1068316","article-title":"The effects of cognitive impairment on the multi-scale dynamics of standing postural control during visual-search in older men","volume":"15","author":"Zhou","year":"2023","journal-title":"Front. Aging Neurosci."}],"container-title":["Experimental Gerontology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0531556526001932?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0531556526001932?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,8,5]],"date-time":"2026-08-05T01:09:51Z","timestamp":1785892191000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0531556526001932"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,9]]},"references-count":50,"alternative-id":["S0531556526001932"],"URL":"https:\/\/doi.org\/10.1016\/j.exger.2026.113214","relation":{},"ISSN":["0531-5565"],"issn-type":[{"value":"0531-5565","type":"print"}],"subject":[],"published":{"date-parts":[[2026,9]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Age-related interplay of walking economy, stability, and neuromuscular coordination during single- and dual-task walking","name":"articletitle","label":"Article Title"},{"value":"Experimental Gerontology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.exger.2026.113214","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 The Authors. Published by Elsevier Inc.","name":"copyright","label":"Copyright"}],"article-number":"113214"}}