667,959 research outputs found

    An individualised approach to monitoring and prescribing training in elite youth football players

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    The concept of how training load affects performance is founded in the notion that training contributes to two specific outcomes, these are developed simultaneously by repeated bouts of training and act in conflict of each other; fitness and fatigue (Banister et al., 1975). The ability to understand these two components and how they interact with training load is commonly termed the “dose-response relationship” (Banister, 1991). The accurate quantification of training load, fitness and fatigue are therefore of paramount importance to coaches and practitioners looking to examine this relationship. In recent years, the advancement in technology has seen a rise in the number of methodologies used to assess training load and specific training outcomes. However, there is a general lack of evidence regarding the reliability, sensitivity and usefulness of these methods to help inform the training process. The aim of this thesis was therefore to improve the current understanding around the monitoring and prescription of training, with special reference to the relationship between training load, fitness and fatigue. Chapter 4 of this thesis looked to establish test re-test reliability. Variables selected for investigation were measures of subjective wellness; fatigue, muscle soreness, sleep quality, stress levels and mood state, assessments of physical performance; countermovement jump (CMJ), squat jump (SJ) and drop jump (DJ) and the assessment of tri-axial accelerometer data; PlayerLoadTM and individual component planes anterior-posterior (PLAP), mediolateral (PLML), and vertical (PLV), were collected during a sub-maximal shuttle run. The results from this investigation suggest that a short three minute sub-maximal shuttle run can be used as a reliable method to collect accelerometer data. Additionally, assessments of CMJ height, SJ height, DJ contact time (DJ-CT) and DJ reactive strength index (DJ-RSI) were all deemed to have good reliability. In contrast, this chapter highlighted the poor test re-test reliability of the subjective wellness questionnaire. Importantly, the minimum detectable change (MDC) was also calculated for all measures within this study to provide an estimate of measurement error and a threshold for changes that can be considered ‘real’. Chapter 5 assessed the sensitivity and reproducibility of these measures following a standardised training session. To assess sensitivity, the signal-to-noise (S: N) ratio was calculated by using the post training fatigue response (signal) and the MDC derived from Chapter 4 (noise). The fatigue response was considered reproducible if the S: N ratio was greater than one following two standardised training sessions. Three measures met the criteria to be considered both sensitive and reproducible; DJ-RSI, PLML and %PLV. All other measures did not meet the criteria. Subjective ratings of fatigue, muscle soreness and sleep quality did show a sensitive response on one occasion, however, this was not reproducible. This might be due to the categorical nature of the data, making detectable group changes hard to accomplish. The subjective wellness questionnaire was subsequently adapted to include three items; subjective fatigue, muscle soreness and sleep quality on a 10-point scale. The test re-test reliability of these three questions was established in Chapter 6, demonstrating that subjective fatigue and muscle soreness have good test re-test reliability. Chapter 6 was comprised of two studies looking to simultaneously establish the dose-response relationship between training load, measures of fatigue (Part I) and measures of fitness (Part II). In Part I training load was strategically altered on three occasions during a standardised training session in a randomised crossover design. In Part II training and match load was monitored over a 6-week training period with maximal aerobic speed (MAS) assessed pre and post. A key objective for both studies was to assess differences in the training load-fitness-fatigue relationship when using various training load measures, in particular differences between arbitrary and individualised speed thresholds. Results from Part I showed a large to very large relationship between training load and subjective fatigue, muscle soreness and DJ-RSI performance. No differences were found between arbitrary and individualised thresholds. In Part II however, individual external training load, assessed via time above MAS (t>MAS), showed a very large relationship with changes in aerobic fitness. This was in contrast to the unclear relationships with arbitrary thresholds. Taking the results from both studies into consideration it was concluded that t>MAS is a key measure of training load if the objective is to assess the relationship with both fitness and fatigue concurrently with one measure. Chapter 7 subsequently looked to validate the training load-fitness-fatigue relationships established in Chapter 6 via an intervention study. The aim was to develop a novel intervention that prescribed t>MAS, in order to improve aerobic fitness, based on the findings from Chapter 6. Additionally, the fatigue response following a standardised training session was assessed pre and post intervention to evaluate the effect the predicted improvements in aerobic fitness would have on measures of fatigue. Results from Chapter 7 indicate a highly predictable improvement in aerobic fitness from the training load completed during the study, validating the use of t>MAS as a monitoring and intervention tool. Furthermore, this improvement in aerobic fitness attenuated the fatigue response following a standardised training session. The final key finding was the very strong relationship between improvements in aerobic fitness and reductions in fatigue response. This further highlights the relationship between t>MAS, fitness and fatigue. In summary, this thesis has helped further current understanding on the monitoring and prescription of training load, with reference to fitness and fatigue. Firstly, a rigorous approach was used to identify fatigue monitoring measures that are reliable, sensitive and reproducible. Secondly, the relationship between training load, fatigue and fitness was clearly established. And finally, it has contributed new knowledge to the existing literature by establishing the efficacy of a novel MAS intervention to improve aerobic fitness and attenuate a fatigue response in elite youth football players

    A sociological investigation in to the dynamic power balance between the Football League and Football Association: Using the Football League Cup as a window for exploration

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    This thesis suggests that the Football League Cup was introduced as part of a wider social policy to challenge the Football Association’s position in power. Therefore, testing the figurational perspective and, using the Football League Cup as a window for exploration, this thesis has investigated the dynamic power relationship between the Football Association and Football League and, later, on to the emerging relationship with international football governing bodies – FIFA and UEFA. Therefore, this investigation has; (1) Traced the development, sociologically, of the Football League Cup and; (2) investigated the fluctuating relationship between differing football governing bodies. Such analysis is unique in that academics have failed to recognise the sociological significance in that football is the only sport in England governed by two separate authorities and, as such, this is the first dedicated investigation of its kind. Furthermore, this is the first sociological study to examine England’s ‘secondary’ football cup competition – the Football League Cup. Documentary analysis was the chosen research method for investigation. Specifically, to investigate the controversy surrounding the Football League Cup, newspaper analysis was conducted using two online resources – The Times Digital Archive and NewsBank Info Web. To help understand the shifting power balance between the FA and Football League, research took place at the FA headquarters in Soho, London – here, a systematic analysis of FA minutes and literature within the FA library took place. This thesis has identified that the Football League Cup was introduced as part of an ulterior motive to challenge the position of the Football Association. In fact, this dissertation highlights that the FA have been in conflict with other associations since before their advent in 1863. Furthermore, this investigation has contradicted the claim, made by some, that the Football League Cup is ‘pointless’ or ‘worthless’. In fact, this investigation has found that the Football League cup has proven to be extremely useful to the lesser sides that have a second opportunity to draw a ‘bigger’ club (as they already have this opportunity in the FA Cup) and, also, the tournament is an important asset to the Football League who were able to use the competition as a ‘tool’ for negotiation. Nevertheless, although the FA has been challenged throughout their existence, the organisation remains the number one authority for English professional football, formally speaking

    1933 Pacific Coast Football Stars Championships Program

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    https://scholarlycommons.pacific.edu/ua-football/1006/thumbnail.jp

    We are playing football: Seeing the game on Panapompom, PNG

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    © Royal Anthropological Institute 2011.This article is about football, played by men from Panapompom in Papua New Guinea's Milne Bay province. Football is problematic not because it is culturally appropriated or modified, but rather because Panapompom desired accurately to reproduce the appearance of the international game. As such it questions conventional frames of reference. An interpretation in terms of culture obscures Panapompom interests in football: its globally recognizable character. It mattered profoundly that Panapompom people played football. Yet framing football as a universal sporting institution is equally inadequate, erasing the specific political project that was embedded in the game. Displacing the interpretative framings, I argue that football itself provides a context in which Panapompom people can judge themselves in relation to others, who are defined in terms of colonial and postcolonial discourses on ‘development’. Taking football as a contextualizing image, Panapompom people appear in distinctive ways in the field of relationships that it defines.ESR

    THE DEGREE OF COMPETITION IN THE EUROPEAN FOOTBALL LEAGUES: A STATISTICAL APPROACH

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    As a professional sport, professional football teams in a league compete in imperfect market conditions since every team in a professional football league may be known by their differentiated product (i.e. the quality of football they play). If the competition level increases, the quality of football being played may also increase. Thus, consumers`(i.e. football spectators) value of money spent on football should increase too. Thus, this paper tries to implement the above mentioned economic principle through a statistical method on nine European countries football leagues, in an individual and comparative manner. During the estimation period, it is calculated that, on average, the highest level of football competition took place in France, whereas Turkish football came last.football ranking, European Football, optimal football league

    An analytical framework for a political economy of football

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    A political economy of football has become more essential as the game has been colonized by elements of the business class. There is a tension between its profit maximizing understanding of football and a more community oriented, democratic vision that seeks to pursue government policy goals. The insights of economics and politics are both necessary to understand the political economy of football, but they should not be hybridized. Economics allows us to understand the distinctive characteristics of the football market while politics permits an analysis both of the politics of cooption and engagement and the politics of resistance. Four variables are identified that represent a political science contribution to the analysis of football and its relationship with government

    The social and community value of football - Are there any regulatory requirements for football clubs to report against social and environment impacts?

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    It is often claimed that because professional football clubs are at the centre of, integral to and essential for the communities in which they are based, the pattern of regulation affecting them should be different from that which is imposed on other businesses of a similar size. Such claims are used to justify the need for the differential treatment of football clubs in many different contexts from planning and licensing applications, to calls for the more effective regulation of football clubs from supporter groups, to the rule providing for the primacy of football creditors. Despite this claim of difference, however, neither the football authorities, domestic UK law nor EU law require football clubs to submit to any social accounting procedures. The result of this lack of a framework for measuring the social and community impact of a football club is that there is very little evidence that can be relied on by either the governing bodies of football, their constituent member clubs or their fans to justify the differential treatment that is often sought. Further, this lack of evidence makes it almost impossible to justify to clubs why it could be beneficial for them to engage with their communities more proactively than might otherwise be the case

    Vascular Health in American Football Players: Cardiovascular Risk Increased in Division III Players

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    Studies report that football players have high blood pressure (BP) and increased cardiovascular risk. There are over 70,000 NCAA football players and 450 Division III schools sponsor football programs, yet limited research exists on vascular health of athletes. This study aimed to compare vascular and cardiovascular health measures between football players and nonathlete controls. Twenty-three athletes and 19 nonathletes participated. Vascular health measures included flow-mediated dilation (FMD) and carotid artery intima-media thickness (IMT). Cardiovascular measures included clinic and 24 hr BP levels, body composition, VO2 max, and fasting glucose/cholesterol levels. Compared to controls, football players had a worse vascular and cardiovascular profile. Football players had thicker carotid artery IMT (0.49 ± 0.06 mm versus 0.46 ± 0.07 mm) and larger brachial artery diameter during FMD (4.3 ± 0.5 mm versus 3.7 ± 0.6 mm), but no difference in percent FMD. Systolic BP was significantly higher in football players at all measurements: resting (128.2 ± 6.4 mmHg versus 122.4 ± 6.8 mmHg), submaximal exercise (150.4 ± 18.8 mmHg versus 137.3 ± 9.5 mmHg), maximal exercise (211.3 ± 25.9 mmHg versus 191.4 ± 19.2 mmHg), and 24-hour BP (124.9 ± 6.3 mmHg versus 109.8 ± 3.7 mmHg). Football players also had higher fasting glucose (91.6 ± 6.5 mg/dL versus 86.6 ± 5.8 mg/dL), lower HDL (36.5±11.2 mg/dL versus 47.1±14.8 mg/dL), and higher body fat percentage (29.2±7.9% versus 23.2±7.0%). Division III collegiate football players remain an understudied population and may be at increased cardiovascular risk

    Bayesian approach to classification of football match outcome

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    The football match outcome prediction particularly has gained popularity in recent years. It attract lots type of fan from the analyst expert, managerial of football team and others to predict the football match result before the match start.There are three types of approaches had been proposed to predict win, lose or draw; and evaluate the attributes of the football team. The approaches are statistical approach, machine learningapproach and Bayesian approach. This paper propose the Bayesian approaches within machine learning approaches such as Naive Bayes (NB), Tree Augmented Naive Bayes (TAN) and General Bayesian Network (K2) to predict the football match outcome. The required of football data is the English Premier League match results for three seasons; 2016 – 2017, 2015 – 2016 and 2014 – 2015 downloaded from http://www.football-data.co.uk. The experimental results showed that TAN achieved the highest predictive accuracy of 90.0 % in average across three seasons among others Bayesian approach (K2 and NB). The result from this research is hope that it can be used in future research for predicting the football match outcome

    UPAYA PERLINDUNGAN HUKUM TERHADAP PEMAIN SEPAKBOLA JIKA MENGALAMI CEDERA BERDASARKAN KONTRAK ANTARA KLUB DAN PEMAIN (STUDI KASUS PADA PEMAIN LIGA TIGA)

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    Football has now become a very large industry and involves many sectors. Included in cooperation agreements, including in Indonesia. However, often the rights of the players themselves are not fulfilled. This happens because of the lack of legal protection and understanding of professional football players regarding their rights in employment contracts. This research uses empirical methods by not only reading the law, but also having to directly determine what happened according to actual circumstances or events. The data sources in this research use primary and secondary data. Data collection techniques include interviews and literature study. Based on the results of research and discussion of legal protection efforts for football players if they suffer an injury based on the contract between the club and the player (case study on third league players). The conclusion in this case is that football clubs prioritize the welfare of ensuring the rights of football players and PSSI supervises football clubs more in carrying out the contents of contracts to guarantee the rights that should be obtained by and legal protection of players. The conclusion in this case is that football clubs in making agreements with players must be more detailed in the clauses contained in the contract agreement and PSSI will increase supervision over football clubs in Indonesia to ensure that cooperation agreements between players and clubs can be equally beneficial for each other. all parties. And if there are clubs that still do not follow the existing regulations, they can give warnings or sanctions so that they can promote football in Indonesia
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