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Wyszukujesz frazę "exercise physiology" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
Assessment of anaerobic endurance based on selected biochemical parameters in 400 m/400 m hurdles male athletes
Autorzy:
Stolecka-Warzecha, Anna
Kaczmarczyk, Tomasz
Żebrowska, Aleksandra
Powiązania:
https://bibliotekanauki.pl/articles/1054987.pdf
Data publikacji:
2016
Wydawca:
Uniwersytet Szczeciński. Wydawnictwo Naukowe Uniwersytetu Szczecińskiego
Tematy:
anaerobic endurance
athletics
exercise physiology
Opis:
The ongoing development of the modern society may also be easily noticed in sports. Currently, to be able to compete at the highest level at major sporting events, it is essential to conduct scientific research to estimate the individual potential and skill level of an athlete. The aim of this study was to assess the anaerobic endurance in men competing in the running events of 400 m/400 m hurdles based on the estimation of maximum power, as well as selected biochemical and physiological parameters measured in a cardiac stress test at a supramaximal intensity. Seven athletes participated in the study and were subjected to a modified version of the Wingate test (Bar-Or, Dotan, Inbar, 1997; Bar-Or, Inbar, Skinder, 1996) which involved performing three runs of a 12‑second endurance test on a cycloergometer at short intervals. This modification of the test allowed a more precise observation and a better understanding of the physiological and biochemical changes that decrease the efficiency as a result of repeated physical effort, which may significantly affect the assessment of the preparation of an athlete, and thus the assessment of the training process. The most significant changes in the course of the conducted study were observed in the values of the following biochemical parameters: glucose levels, acid–base balance of the blood and lactate levels.
Źródło:
Central European Journal of Sport Sciences and Medicine; 2016, 14, 2; 101 - 110
2300-9705
2353-2807
Pojawia się w:
Central European Journal of Sport Sciences and Medicine
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Borg Scale at high altitude
Autorzy:
Küpper, Thomas
Heussen, N.
Morrison, Audry
Schöffl, Volker
Basnyat, Buddha
Hillebrandt, David
Milledge, Jim
Steffgen, Jürgen
Meier, Beate
Powiązania:
https://bibliotekanauki.pl/articles/2098238.pdf
Data publikacji:
2021-06-18
Wydawca:
Państwowa Wyższa Szkoła Zawodowa w Tarnowie
Tematy:
Borg Scale
perceived exertion
high altitude
exercise physiology
exercise testing
Opis:
Introduction: The Borg Scale for perceived exertion is well established in science and sport to keep an appropriate level of workload or to rate physical strain. Although it is also often used at moderate and high altitude, it was never validated for hypoxic conditions. Since pulse rate and minute breathing volume at rest are increased at altitude it may be expected that the rating of the same workload is higher at altitude compared to sea level.Material and methods: 16 mountaineers were included in a prospective randomized design trial. Standardized workload (ergometry) and rating of the perceived exertion (RPE) were performed at sea level, at 3,000 m, and at 4,560 m. For validation of the scale Maloney-Rastogi-test and Bland-Altmann-Plots were used to compare the Borg ratings at each intensity level at the three altitudes; p < 0.05 was defined as significant.Results: In Bland-Altmann-Plots more than 95% of all Borg ratings were within the interval of 1.96 x standard deviation. There was no significant deviation of the ratings at moderate or high altitude. The correlation between RPE and workload or oxygen uptake was weak.Conclusion: The Borg Scale for perceived exertion gives valid results at moderate and high altitude – at least up to about 5,000 m. Therefore it may be used at altitude without any modification. The weak correlation of RPE and workload or oxygen uptake indicates that there should be other factors indicating strain to the body. What is really measured by Borg’s Scale should be investigated by a specific study.
Źródło:
Health Promotion & Physical Activity; 2021, 15, 2; 1-8
2544-9117
Pojawia się w:
Health Promotion & Physical Activity
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influence of different types of surfaces on the results of running speed tests in young soccer players
Autorzy:
Jastrzębski, Zbigniew
Bichowska, Marta
Rompa, Paweł
Radzimiński, Łukasz
Dargiewicz, Robert
Powiązania:
https://bibliotekanauki.pl/articles/1055148.pdf
Data publikacji:
2014
Wydawca:
Uniwersytet Szczeciński. Wydawnictwo Naukowe Uniwersytetu Szczecińskiego
Tematy:
Sprint tests
exercise test
football
physical performance
sport physiology
Opis:
The main purpose of this study was to determine the influence of different types of surfaces on the sprint test results. 33 male football players from two age categories - U15 and U18 - performed sprint tests (7 distances between 5 and 30m) and a 150m shuttle run test on three types of surfaces: natural grass [n], a synthetic surface [s] and a rubber surface [r]. The longer distance a player covers, the more likely it is that the importance of the type of running surface will be noticed. The rubber surface diminishes the negative effects of changeable factors on the reliability of the tests and therefore, in our opinion, is recommended for control tests and especially for longitudinal tests. Comparing the results of running speed tests performed on different surfaces and especially in different weather conditions is unjustified.
Źródło:
Central European Journal of Sport Sciences and Medicine; 2014, 5, 1; 5-14
2300-9705
2353-2807
Pojawia się w:
Central European Journal of Sport Sciences and Medicine
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Exercise thermoregulation in Thai and Polish male subjects
Autorzy:
Tyka, A
Kubica, R.
Zuchowicz, A.
Szygula, Z.
Golab, S.
Czubala, M.
Cherdrungsi, P.
Powiązania:
https://bibliotekanauki.pl/articles/69354.pdf
Data publikacji:
1995
Wydawca:
Polskie Towarzystwo Fizjologiczne
Tematy:
body temperature
rectal temperature
human physiology
physical exercise
Thai male
body weight
thermoregulation
warm environment
acclimatization
Polish male
Źródło:
Journal of Physiology and Pharmacology; 1995, 46, 2
0867-5910
Pojawia się w:
Journal of Physiology and Pharmacology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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