American Journal of Sports Science

Archive

Volume 5, Issue 5, September 2017

  • Age-Specific Features of Soccer Players' Heart Dimensions

    Tiiu Olm, Karin Baskin, Kadri Herde

    Issue: Volume 5, Issue 5, September 2017
    Pages: 27-30
    Received: 7 July 2017
    Accepted: 7 September 2017
    Published: 12 October 2017
    DOI: 10.11648/j.ajss.20170505.11
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    Abstract: This work concentrates on the analysis of the echocardiographic part of our complex investigation which determined the characteristics of work capacity, the cardio-respiratory system and the nervous system. Professional healthy male soccer players of the best clubs of Estonia (n=236) aged 17 to 31 years were examined. Athletes were divided into thr... Show More
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  • Mental Toughness in Relation with Mental Health of Sports Persons

    Nalini Malhotra, Rupleen Kaur

    Issue: Volume 5, Issue 5, September 2017
    Pages: 31-34
    Received: 31 October 2016
    Accepted: 10 January 2017
    Published: 16 October 2017
    DOI: 10.11648/j.ajss.20170505.12
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    Abstract: The aim of the present study was to investigate the relationship between mental toughness and mental health viz; depression, anxiety and stress among sports persons. Participants were 80 athletes (Male = 40; Female = 40) within the age range of 17 to 21 years. Data were collected using Mental toughness questionnaire (MTQ-48) – Peter Clough, (2002) ... Show More
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  • An Artificial Neural Network Approach for Predicting Kinematics in Handball Throws

    Abdel-Rahman Ibrahim Akl, Amr Abdulfattah Hassan

    Issue: Volume 5, Issue 5, September 2017
    Pages: 35-39
    Received: 26 February 2017
    Accepted: 19 April 2017
    Published: 26 October 2017
    DOI: 10.11648/j.ajss.20170505.13
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    Abstract: The purpose of this study was to test a new method to predict the kinematics of center of mass (COM) during the take-off phase of the handball shot by mean of multilayer perceptron neural networks (MLPs) based on data from only the force platform. Ten trials’ of handball jump shot data from the force platform were obtained. The kinetic data of jump... Show More
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