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Reliability of Maximal Strength and Peak Rate of Force Development in a Portable Nordic Hamstrings Exercise Device

open access: yesSensors, 2023
The Nordic hamstring exercise (NHE) is a very popular exercise used to improve eccentric strength and prevent injuries. The aim of this investigation was to assess the reliability of a portable dynamometer that measures maximal strength (MS) and rate of ...
Júlio A. Costa   +4 more
doaj   +1 more source

Are Soccer and Futsal Affected by the Relative Age Effect? The Portuguese Football Association Case

open access: yesFrontiers in Psychology, 2021
A better understanding of the relative age effect (RAE) in youth will increase the awareness of the need for reducing the bias of (de)selection.
Pedro Figueiredo   +6 more
doaj   +1 more source

Effects of dietary supplements on athletic performance in elite soccer players: a systematic review

open access: yesJournal of the International Society of Sports Nutrition, 2023
Dietary supplements are widely used among athletes, and soccer players are no exception. Nevertheless, evidence supporting the use of dietary supplements aiming to enhance performance in soccer is somewhat contradictory, scarce, or even nonexistent. Thus,
Rodrigo Abreu   +4 more
doaj   +1 more source

An Improved Passing Network for Evaluating Football Team Performance

open access: yesApplied Sciences, 2023
With the continuous development of sensor technology, the realization of football techniques and tactics comes with richer technical support. Among them, network analysis has been widely used to analyze passing behavior, and some results have been ...
Wenxuan Zhou   +3 more
doaj   +1 more source

Hidden Markov Model-Based Video Recognition for Sports

open access: yesAdvances in Mathematical Physics, 2021
In this paper, we conduct an in-depth study and analysis of sports video recognition by improved hidden Markov model. The feature module is a complex gesture recognition module based on hidden Markov model gesture features, which applies the hidden ...
Zhiyuan Wang   +3 more
doaj   +1 more source

Can Tracking Data Help in Assessing Interpersonal Contact Exposure in Team Sports during the COVID-19 Pandemic?

open access: yesSensors, 2020
During the COVID-19 pandemic, the temporary closure of physical activity and sports facilities, and the generalized cancellation or postponement of sports events have a massive impact on social and economic development.
Bruno Gonçalves   +8 more
doaj   +1 more source

The reliability of and agreement between devices used to measure eccentric hamstring strength: a systematic review protocol

open access: yesSystematic Reviews, 2022
Background Isokinetic dynamometry (IKD) is considered as the gold standard method of eccentric hamstring strength measurement, but other devices are more portable, cost-effective, provide real-time data and are thus better suited to the mass testing ...
Daniel Torpey   +4 more
doaj   +1 more source

How much does it cost to implement a community-based walking football programme for patients with type 2 diabetes?

open access: yesBMJ Open Sport & Exercise Medicine, 2023
Objectives The current study analysed the implementation costs of a community-based walking football exercise programme for patients with type 2 diabetes.Methods The direct costs of a community-based walking football programme for middle-aged and older ...
João Brito   +5 more
doaj   +1 more source

Un psicólogo en Catar: 13 años de experiencia profesional en Aspire Academy

open access: yesRevista de Psicología Aplicada al Deporte y al Ejercicio Físico, 2021
El objetivo del presente artículo es exponer los 13 años de experiencia que se ha desarrollado como psicólogo del deporte en Aspire Academy, en Catar.
Jaime Díaz-Ocejo
doaj   +1 more source

Differences between Elite and Semi-Elite Australian Football Conceptualised through the Lens of Ecological Dynamics

open access: yesSports, 2019
This study explored the differences in match play between elite and semi-elite Australian football (AF) conceptualised through the lens of ecological dynamics. We sampled naturalistic constraints from match play across two AF competitions (elite and semi-
Carl T. Woods   +2 more
doaj   +1 more source

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