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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 ...
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 ...
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 ...
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 ...
Paraoxonase responses to exercise and niacin therapy in men with metabolic syndrome
Our purpose was to characterize changes in paraoxonase 1 (PON1) activity and concentration after single aerobic exercise sessions conducted before and after 6 weeks of niacin therapy in men with metabolic syndrome (MetS). ...
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 ...
Kinesiological Factors in Vertical Jump Performance: Differences Among Individuals
The purpose of this study was to investigate the kinesiological factors that distinguish good jumpers from poor ones, in an attempt to understand the critical factors in vertical jump performance (VJP). Fifty-two normal, ...
Kinesiological Factors in Vertical Jump Performance: Differences WITHIN Individuals
The purpose of this study was to examine the changes in both the coordination patterns of segmental actions and the dynamics of vertical jumping that accompany changes in vertical jump performance (VJP) occurring from trial ...
Actividad Física Vrs el Deterioro físico provocado por el envejecimiento y adicciones en hombres adultos mayores
Cada día son más las personas que llegan a edad avanzada, aunque ha aumentado la cantidad que realizan algún tipo de ejercicio, sigue imperando el sedentarismo. Los cambios físicos que se aprecian con el envejecimiento se ...
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 ...