The Validity and Reliability of a Smartphone Application for Break-Point Angle Measurement during Nordic Hamstring Exercise

# Background A recently developed smartphone application (Nordic Angle) allows the automatic calculation of the break-point angle (BPA) during Nordic hamstring exercise (NHE) without transferring the collected data to a computer. The BPA is the point at which the hamstrings are unable to withstand...

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Bibliographic Details
Main Authors: Toshiaki Soga, Shota Yamaguchi, Takayuki Inami, Hiromi Saito, Nadaka Hakariya, Naoto Nakaichi, Sho Shinohara, Kei Akiyama, Norikazu Hirose
Format: Article
Language:English
Published: North American Sports Medicine Institute 2023-08-01
Series:International Journal of Sports Physical Therapy
Online Access:https://doi.org/10.26603/001c.83936
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