A1 Alkuperäisartikkeli tieteellisessä aikakauslehdessä
Self-selected running gait modifications reduce acute impact loading, awkwardness, and effort (2021)
Xia, H., Huang, Y., Chen, G., Cheng, S., Cheung, R. T. H., & Shull, P. B. (2021). Self-selected running gait modifications reduce acute impact loading, awkwardness, and effort. Sports Biomechanics, Early online. https://doi.org/10.1080/14763141.2021.1916576
JYU-tekijät tai -toimittajat
Julkaisun tiedot
Julkaisun kaikki tekijät tai toimittajat: Xia, Haisheng; Huang, Yangjian; Chen, Gang; Cheng, Sulin; Cheung, Roy T. H.; Shull, Peter B.
Lehti tai sarja: Sports Biomechanics
ISSN: 1476-3141
eISSN: 1752-6116
Julkaisuvuosi: 2021
Ilmestymispäivä: 09.06.2021
Volyymi: Early online
Kustantaja: Routledge
Julkaisumaa: Britannia
Julkaisun kieli: englanti
DOI: https://doi.org/10.1080/14763141.2021.1916576
Julkaisun avoin saatavuus: Avoimesti saatavilla
Julkaisukanavan avoin saatavuus: Osittain avoin julkaisukanava
Julkaisu on rinnakkaistallennettu (JYX): https://jyx.jyu.fi/handle/123456789/76510
Tiivistelmä
Impact loading has been associated with running-related injuries, and gait retraining has been suggested as a means of reducing impact loading and lowering the risk of injury. However, gait retraining can lead to increased perceived awkwardness and effort. The influence of specifically trained and self-selected running gait modifications on acute impact loading, perceived awkwardness and effort is currently unclear. Sixteen habitual rearfoot/midfoot runners performed forefoot strike pattern, increased step rate, anterior trunk lean and self-selected running gait modifications on an instrumented treadmill based on real-time biofeedback. Impact loading, perceived awkwardness and effort scores were compared among the four gait retraining conditions. Self-selected gait modification reduced vertical average loading rate (VALR) by 25.3%, vertical instantaneous loading rate (VILR) by 27.0%, vertical impact peak (VIP) by 16.8% as compared with baseline. Forefoot strike pattern reduced VALR, VILR and peak tibial acceleration. Increased step rate reduced VALR. Anterior trunk lean did not reduce any impact loading. Self-selected gait modification was perceived as less awkward and require less effort than the specifically trained gait modification (p < 0.05). These findings suggest that self-selected gait modification could be a more natural and less effortful strategy than specifically trained gait modification to reduce acute impact loading, while the clinical significance remains unknown.
YSO-asiasanat: biomekaniikka; juoksu; askeleet; ryhti; rasitusvammat
Vapaat asiasanat: landing pattern; step rate; posture; vertical loading
Liittyvät organisaatiot
OKM-raportointi: Kyllä
Raportointivuosi: 2022
JUFO-taso: 1