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Extreme Environmental Heat Stress in Costa Rica
(1989-07-16)
Five years of meteorological records were manually tabulated and analyzed for the estimation of the maximum WBGT (an environmental heat stress index) values that could be expected at different times of the day in three ...
Evaluation of Four Vertical Jump Tests: Methodology, Reliability, Validity, and Accuracy
(2000)
Vertical jump performance tests can give considerably different results, even when
different methods are used to analyze the same jump trial from the same subject. To
evaluate and compare 4 different methods commonly ...
El juego. Una perspectiva cristiana. Conclusión
(Asociación Internacional de Campamentos Cristianos América Latina, 2014)
Estas son las conclusiones de los cuadernos de la serie El juego. Una perspectiva cristiana. Se ha desarrollado a lo largo de esta obra un concepto de la palabra juego que ciertamente no está circunscrito por la palabra ...
El juego. Una perspectiva cristiana. Cuaderno 7: Domingo: culto, descanso y juego. Una historia y teología del domingo como shabbat
(Asociación Internacional de Campamentos Cristianos América Latina, 2014)
El juego es una faceta del descanso bíblico, el cual no se debe interpretar como algo pasivo. El reposo o descanso que se modela en el libro del Génesis llega a conocerse como shabbat; es practicado por los judíos en el ...
El juego. Una perspectiva cristiana. Cuaderno 5: Ausencia del elemento lúdico (el juego) en la cultura
(Asociación Internacional de Campamentos Cristianos América Latina, 2014)
Las autoridades principales de la cultura occidental moderna han descartado la creencia en lo sobrenatural, y la cultura se ha vuelto esclava de las técnicas humanas de la eficiencia, haciendo que pierda su dimensión lúdica ...
Body Fluid Loss in Costa Rican Runners During a 21K Run
(1989-07-16)
The present study was pursued in order to determine the level of involuntary body fluid loss in a non-random sample of Costa Rican top long-distance runners, during the 1988 La Gloria half-marathon race. Forty subjects ...
Evaluation of four vertical jump tests: methodology, reliability, validity, and accuracy (postprint)
(2000)
Vertical jump performance tests can give considerably different results, even when different methods are used to analyze a single jump trial. To evaluate and compare four different methods commonly used to measure vertical ...
Interval training for the development of specific resistance in soccer
(International Journal of Soccer and Science, Vol. 3 No 1, 2005, pp.39-58, 2005)
Soccer by its characteristics, forces the physical trainers of the teams, to structure training that optimizes the development of the specific strength. Within the used methods, the divided method or training of intervals ...
Effect of the use of caffeine and a placebo in the aerobic and anaerobic capacity in futsal players
Efecto del uso de la cafeina y un placebo, en la capacidad aerobica y anaerobica en jugadores de futsal
(International Journal of Soccer and Science, Vol. 3 No 1 2005, p. 21-30, 2005)
The intention of this study was to determine if the mental role has incidence
in the sport yield. The subjects (n=14, X=16.57 ± 1,83 years) whose order was assigned
randomly participated in three sessions in different ...
Physical fitness with the ball
(International Journal of Soccer and Science, Vol. 3 No 1 2005, p. 3-12, 2005)
Physical fitness with the ball is one of the most important modern methods
in present day soccer. In the past, most of the physical work was executed without the support of
the most important element of the match, the ...