Abstract:

The purpose of study was to measure and assess the Heart Rate (HR) changes of professional soccer players during the different categories of matches. In this study, 17 soccer players from one Turkish Professional Super 1. League team (24.9±3.54 years old, 76.5±4.88 kg weight, 178.8±4.54 cm height) were participated. HR measurements were realized during the preparatory period of second half of 2000-2001 soccer season in 6 matches (two 1st division, three 2nd division and one was 3rd division teams). "Sport Tester, Polar, Kempele, Finland" heart rate measurement tools were used to measure the HR changes. Descriptive statistics (arithmetic mean, standard deviation, frequency and percentage) were used to analyse of data. As a result, HR mean of professional soccer players was realized as 162 HR.min-1 and aerobic energy system was covered 87.9% and anaerobic energy system was covered 12.1% of energy needs of soccer players in a match.

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