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Evaluation of Four Vertical Jump Tests: Methodology, Reliability, Validity, and Accuracy
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 ...
Evaluation of four vertical jump tests: methodology, reliability, validity, and accuracy (postprint)
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 ...
Effect of Ingested Fluid Composition on Exercise-related Transient Abdominal Pain
The present study investigated the effect of ingested fluid composition on the experience of exercise-related transient abdominal pain (ETAP). Forty subjects, susceptible to ETAP, completed 4 treadmill exercise trials: a ...
Periodization Model for Costa Rican Taekwondo Athletes
The purpose of this article is to describe the conditioning of elite taekwondo competitors based on the block-periodized training model. this model of periodization has been used by the Costa Rican National Taekwondo Team ...
Relationship between sleep duration affects cognitive function in adolescents
Relación entre la duración del sueño y el desempeño cognitivo en adolescentes
Sleep time may interfere with the ability to perform tasks requiring memory, organization and reasoning. A lack of sleep has been related to cognitive deficits; however, few studies had demonstrated an association between ...
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 ...
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 ...