A wearable inertial device based on biomechanical parameters for sports performance analysis in race-walking: preliminary results

Author(s):  
T. Caporaso ◽  
S. Grazioso ◽  
D. Panariello ◽  
G. Di Gironimo ◽  
A. Lanzotti
2021 ◽  
Vol 11 (19) ◽  
pp. 8933
Author(s):  
José M. Gamonales ◽  
Jesús Muñoz-Jiménez ◽  
Kiko León ◽  
Sergio J. Ibáñez

Research on Football 5-a-side for blind people is usually informative and does not often consider sports performance analysis. This study aimed to verify the existing differences between the 2014 World Championship of Fa5 and the 2016 Paralympic Games, analyzing the action for an effective game, the throws to the goal. For this purpose, a total of 52 matches were analyzed and the statistical analysis unit was all the throws made to the goal during the game (n = 2.227). A descriptive and differential analysis was made between the variables proposed in the study considering the type of competition. The results show the existence of differences between the championships, analyzed explicitly through the variables: Championship phases, Throwing moment, Match status, Starting zone, and Throwing result, as well as the variables Progression type, Throwing zone, Striking situation, Corporal zone, and Striking type. These results highlighted that teams played differently but also set game trends and styles for future competitions.


Sensors ◽  
2020 ◽  
Vol 20 (2) ◽  
pp. 542 ◽  
Author(s):  
Vincenzo Bonaiuto ◽  
Giorgio Gatta ◽  
Cristian Romagnoli ◽  
Paolo Boatto ◽  
Nunzio Lanotte ◽  
...  

Nowadays, in modern elite sport, the identification of the best training strategies which are useful in obtaining improvements during competitions requires an accurate measure of the physiologic and biomechanical parameters that affect performance. The goal of this pilot study was to investigate the capabilities of the e-Kayak system, a multichannel digital acquisition system specifically tailored for flatwater sprint kayaking application. e-Kayak allows the synchronous measure of all the parameters involved in kayak propulsion, both dynamic (including forces acting on the paddle and footrest) and kinematic (including stroke frequency, displacement, velocity, acceleration, roll, yaw, and pitch of the boat). After a detailed description of the system, we investigate its capability in supporting coaches to evaluate the performance of elite athletes’ trough-specific measurements. This approach allows for a better understanding of the paddler’s motion and the relevant effects on kayak behavior. The system allows the coach to carry out a wide study of kayak propulsion highlighting, and, at the same time, the occurrences of specific technical flaws in the paddling technique. In order to evaluate the correctness of the measurement results acquired in this pilot study, these results were compared with others which are available in the literature and which were obtained from subjects with similar characteristics.


2018 ◽  
Vol 48 (9) ◽  
pp. 1505-1524 ◽  
Author(s):  
P Pérez-Soriano ◽  
Á García-Roig ◽  
R Sanchis-Sanchis ◽  
I Aparicio

Compression garments are becoming increasingly popular among sportspeople who wish to improve performance and reduce their exercise discomfort and risk of injury. However, evidence for such effects is scarce. This paper presents the evidence following a review of the literature evaluating the effects of the application of compression garments on sports performance and recovery after exercise. The literature reviewed was the result of a search on the Web of Science, PubMed, and SPORTDiscus electronic databases for studies which analysed the effect of compression garments on physiological, psychological, and biomechanical parameters during and after exercise. These search criteria were met by 40 studies. Most studies do not demonstrate any beneficial effect on performance, immediate recovery, or delay in the appearance of muscle pain. They do, however, show a positive trend towards a beneficial effect during recovery: the subsequent performance improved in five of the eight studies where it was measured, and the perception of muscle damage was reduced in five of six studies. In summary, the use of compression garments during recovery from exercise appears to be beneficial, although the factors explaining this efficacy have yet to be established. No adverse effects of the use of compression garments have been demonstrated.


2018 ◽  
Vol 13 (4) ◽  
pp. 520-532 ◽  
Author(s):  
Denise Martin ◽  
Alan Swanton ◽  
Jonathan Bradley ◽  
Denise McGrath

Research into the perceptions, practices and engagement of coaches with performance analysis is fundamental to informing the continued development of the discipline and its practitioners. The aim of this study was to survey a large sample of coaches of varying profiles, regarding their use and integration of performance analysis, to explore its perceived value and barriers to its use. Survey data were analysed from 538 Irish coaches qualified at Level 1 and above (82% male), from 37 sports. A spectrum of coaches’ engagement with performance analysis, ranging from no formal performance analysis (49%), to coaches doing their own analysis (coach-as-analyst, 38%) and coaches with analyst-support (13%) was observed. The Level 2 coaching qualification was a key distinguisher between coaches using and not using performance analysis. Significant differences exist between the practices of coaches with and without analyst-support. Coaches with analyst-support are more likely to have regular access to video, spend more time analysing, regularly use performance analysis to inform training and use computerised analysis software. Barriers to the use of performance analysis varied along the spectrum of performance analysis engagement. This research can underpin future developments in coach and analyst education that will optimise the systematic use of PA across all levels of sports performance.


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