<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Introduction. In sport technique studies, motion features can be useful as they have a certain defined measure [1]. In this work, we examined the following three features: the structure of the movement (all the characteristics of the movement), the fluency of the movement, and the rhythm of the movement. The aim of the study was to determine the usefulness of the selected movement features in the evaluation of the flat bench press. The protocol of the study included a flat bench press with free weights and a “touch-and-go” technique. Material and methods. The study involved twenty healthy men; however, only two were selected for analysis. The first subject was a 25-year-old powerlifter (body mass = 95 kg; body height = 182 cm; 1-RM in flat bench press = 145 kg). The second one was a 25-year-old bodybuilder (body mass = 77 kg; body height = 175 cm; 1-RM in flat bench press = 100 kg). The subjects performed consecutive sets of a single repetition of flat bench pressing with an increasing load (70, 80, 90, and 100% 1-RM, with the anticipated maximum weight), until the completion of one repetition maximum. Multidimensional movement analysis was made with the measuring system Smart-E (BTS, Italy), which consisted of six infrared cameras (120 Hz) and a wireless module to measure muscle bioelectric activity (Pocket EMG). Results. It was demonstrated that the internal structure of the bench press performed by the bodybuilder and the powerlifter was different. As the time-history of barbell kinematics (the acceleration-time curve) showed, with increased loading of the barbell, the rhythm of the flat bench press changed, and the fluidity of the movement worsened.</p></abstract>

Introduction. In sport technique studies, motion features can be useful as they have a certain defined measure [1]. In this work, we examined the following three features: the structure of the movement (all the characteristics of the movement), the fluency of the movement, and the rhythm of the movement. The aim of the study was to determine the usefulness of the selected movement features in the evaluation of the flat bench press. The protocol of the study included a flat bench press with free weights and a “touch-and-go” technique. Material and methods. The study involved twenty healthy men; however, only two were selected for analysis. The first subject was a 25-year-old powerlifter (body mass = 95 kg; body height = 182 cm; 1-RM in flat bench press = 145 kg). The second one was a 25-year-old bodybuilder (body mass = 77 kg; body height = 175 cm; 1-RM in flat bench press = 100 kg). The subjects performed consecutive sets of a single repetition of flat bench pressing with an increasing load (70, 80, 90, and 100% 1-RM, with the anticipated maximum weight), until the completion of one repetition maximum. Multidimensional movement analysis was made with the measuring system Smart-E (BTS, Italy), which consisted of six infrared cameras (120 Hz) and a wireless module to measure muscle bioelectric activity (Pocket EMG). Results. It was demonstrated that the internal structure of the bench press performed by the bodybuilder and the powerlifter was different. As the time-history of barbell kinematics (the acceleration-time curve) showed, with increased loading of the barbell, the rhythm of the flat bench press changed, and the fluidity of the movement worsened.

Movement Features Which Describe the Flat Bench Press

Polish Journal of Sport and Tourism

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Movement Features Which Describe the Flat Bench Press"}

Introduction. In sport technique studies, motion features can be useful as they have a certain defined measure [1]. In this work, we examined the following...

Movement Features Which Describe the Flat Bench Press

Article Category: Original Research Papers

Published Online: Jul 22, 2017

Page range: 79 - 85

Received: Apr 10, 2017

Accepted: May 22, 2017

DOI: https://doi.org/10.1515/pjst-2017-0008

Keywords
biomechanical analysis, comprehensive methodology, flat bench press, movement features

© by Henryk Król

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Movement Features Which Describe the Flat Bench Press

Article Category: Original Research Papers

Published Online: Jul 22, 2017

Page range: 79 - 85

Received: Apr 10, 2017

Accepted: May 22, 2017

DOI: https://doi.org/10.1515/pjst-2017-0008

Keywordsbiomechanical analysis, comprehensive methodology, flat bench press, movement features

© by Henryk Król

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
biomechanical analysis, comprehensive methodology, flat bench press, movement features