Effect of Increasing Running Cadence on Peak Impact Force in an Outdoor Environment

Autor: Taylor Musgjerd, Jacob Anason, Drew Rutherford, Thomas W Kernozek
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: International Journal of Sports Physical Therapy, Vol 16, Iss 4 (2021)
Druh dokumentu: article
ISSN: 2159-2896
DOI: 10.26603/001c.25166
Popis: # Background An estimated 56% of recreational runners sustain a running-related injury related to the high impact forces in running. Increasing step frequency (cadence) while maintaining a consistent speed has been shown to be an effective way to lower impact forces which may reduce injury risk. # Purpose To examine effects of increased cadence on peak impact force during running in an outdoor setting. It was hypothesized that as cadence increases, peak force would decrease. # Study Design Repeated measures, quasi-experimental # Methods Peak force and cadence measurements were collected from 15 recreational runners (8 females, 7 males) during two 2.4-mile outdoor runs. Peak force was measured using an insole-based load measuring device. Baseline session run was completed at participant’s naturally preferred cadence and cadence session run was completed at a cadence targeted to be 10% greater than baseline. Pace was monitored with a GPS watch. Cadence was cued by an auditory metronome and measured with both GPS watch and insoles. Repeated-measures ANOVA’s examined the differences in average peak force, GPS-reported cadence, and insole-reported cadence between mile 1 and mile 2, and across the two cadence conditions. # Results Cadence differences of 7.3% were observed between baseline and cadence sessions (p\
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