Now showing items 80-99 of 120

    • Learning curve and motor retention of a video game in young and older adults 

      Santamaría Guzmán, Keven; Salicetti Fonseca, Alejandro; Moncada Jiménez, José (2015)
      The purpose of the study was to compare the learning curve and motor retention of the Dance Dance Revolution (DDR) video game in healthy adults. Twenty young (M= 23.9 ± 2.8 yr.) and 18 older adults (M= 60.7 ± 5.9 yr.), ...
    • La leche ... ¿Bebida deportiva? 

      Aragón Vargas, Luis Fernando (Memoria del XVI Simposio en Ciencias del Ejercicio y la Salud, pp. 216-221, 2009-10)
      Entre varios productos nutricionales sumamente estudiados y puestos a prueba bajo todo tipo de circunstancias, se encuentran las bebidas deportivas que, debido a su aporte de carbohidratos, electrolitos y agua, logran ...
    • Los libros escondidos de la Biblia 

      Aragón Vargas, Luis Fernando (2015-11)
      En este texto de 660 palabras se esconden 34 libros de La Biblia. Es una forma entretenida de pasar un rato con la familia o amigos, intentando descubrir todos los libros. El autor simula una bitácora de viaje en la que ...
    • Meta-análisis del efecto de la interferencia contextual en el desempeño de destrezas motrices 

      Jiménez Díaz, Judith; Salazar Rojas, Wálter; Morera Castro, María (2016)
      El presente estudio amplia un meta-análisis realizado recientemente y examina el Efecto de la Interferencia Contextual (EIC), por medio de la técnica meta-analítica. Después de una búsqueda de literatura en once bases de ...
    • Monitoring Workload and Performance Response to Taekwondo Training 

      Carazo Vargas, Pedro; González Ravé, José María; Moncada Jiménez, José; González Mohíno Mayoralas, Fernando; Barragán Castellanos, Rubén (2017)
      This study compared the association between Foster’s and Banister’s TRIMP methods for quantifying internal training load and training stimuli responses. Methods: A group of twenty-two Taekwondo competitors were divided ...
    • Nutrition for young soccer players 

      Umaña Alvarado, Mónica (International Journal of Soccer and Science, v.3(1):12-22, 2005, 2005)
      The growing participation of young people in soccer is a motivation so that the trainers, physical educators and parents know which are the special requirements to practice this sport in a safe manner, specially the ...
    • Papel de la elasticidad del tendón en la potencia muscular 

      Aragón Vargas, Luis Fernando (Memoria del III Simposio en Ciencias del Ejercicio y la Salud, UCR, San José, Costa Rica, 1996-10)
      Esta ponencia fue originalmente presentada durante el I Simposio Internacional en Ciencias del Ejercicio y la Salud, Universidad de Costa Rica, en Octubre de 1994. El documento completo se incluyó en la memoria del III ...
    • Paraoxonase responses to exercise and niacin therapy in men with metabolic syndrome 

      Taylor, James K.; Plaisance, Eric Paul; Mestek, Michael L.; Moncada Jiménez, José; Grandjean, Peter Walter (2015)
      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). ...
    • Percepción de la sed durante el ejercicio y en la rehidratación ad libitum post ejercicio en calor húmedo y seco 

      Capitán Jiménez, Catalina; Aragón Vargas, Luis Fernando (2018)
      Este estudio experimental fue diseñado para evaluar durante el ejercicio y la rehidratación ad libitum post-ejercicio, si las percepciones subjetivas de sed y calor, así como la ingesta voluntaria de agua, son distintas ...
    • Perfil do desenvolvimento motor de alunos de oito anos de escola publicas Estaduais de São Bento do Sul - SC 

      de Souza, Angelita; de Sousa, William Cordeiro; Carvalheiro Reiser, Fernando; Cascante Rusenhack, Marcio Maciel; Moncada Jiménez, José; Mascarenhas, Luis Paulo Gomes (2015)
      O desenvolvimento motor classifica-se como um processo de mudança sequencial no nível de funcionamento do indivíduo que engloba uma série de transformações em seu comportamento motor. Objetivo: Traçar o perfil de ...
    • Periodization Model for Costa Rican Taekwondo Athletes 

      Carazo Vargas, Pedro; González Ravé, José María; Newton, Robert U.; Moncada Jiménez, José (2015-06)
      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 ...
    • Physical fitness with the ball 

      Sibaja Quesada, Luis Roberto (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 ...
    • Post-exercise rehydration: no change in diuresis from water ingested at different temperatures 

      Pérez Idárraga, Alexandra; Aragón Vargas, Luis Fernando (2010)
      Aim: to assess the effect of water temperature on post-rehydration urine output and fluid retention Methods: on three different days, one week apart, 11 physically active men (24±4 years old, 1.73±0.05 m and 70.2±9.0 kg) ...
    • Practical Applications of Science: a Critical Look at Music in Fitness 

      Aragón Vargas, Luis Fernando; Marín Hernández, Jorge (2002-11)
      This paper presents information to be able to justify the use of music in fitness classes, and to choose some music attributes based on scientific evidence
    • Predictive Validity of the Body Adiposity Index in Costa Rican Students 

      Carpio Rivera, Elizabeth; Hernández Elizondo, Jessenia; Salicetti Fonseca, Alejandro; Solera Herrera, Andrea; Moncada Jiménez, José (2016)
      Objective: To verify the validity of the body adiposity index (BAI) in a sample of Costa Rican students. Methods: Volunteers were 93 females (mean age 5 18.6 6 2.4 years) and 106 males (mean age 5 19.2 6 2.8 years). ...
    • Rapid Changes of Body Weight after a Headstand: A Metrological Analysis 

      Acuña Espinoza, Alejandro; Aragón Vargas, Luis Fernando (2015-05-19)
      Despite recent rules from amateur wrestling sport-governing bodies intended to discourage extreme weight loss measures, wrestling culture still includes varied methods to make weight, including holding a headstand position ...
    • Refinando el tempo de la música para un efecto ergogénico durante el ejercicio de ciclismo estacionario 

      Aburto Corona, Jorge Alberto; Aragón Vargas, Luis Fernando (2017)
      El efecto de la música durante el ejercicio ha sido estudiado desde muchas perspectivas, pero los resultados no han sido del todo claros, probablemente por la falta apropiada de control en la investigación. El propósito ...
    • Refining music tempo for an ergogenic effect on stationary cycling exercise 

      Aburto Corona, Jorge Alberto; Aragón Vargas, Luis Fernando (2017)
      The effect of music on exercise performance has been studied from many perspectives, but the results have not been as clear as expected, probably due to a lack of appropriate controls. The purpose of this study was to ...
    • Rehydration after exercise in the heat: a comparison of four commonly used drinks 

      Shirreffs, Susan Margaret; Aragón Vargas, Luis Fernando; Keil, Mhairi; Love, Thomas D.; Phillips, Sian (2007-06)
      To determine the effectiveness of 3 commonly used beverages in restoring fluid and electrolyte balance, 8 volunteers dehydrated by 1.94% ± 0.17% of body mass by intermittent exercise in the heat, then ingested a ...
    • Reiteraciones de 1RM según rango de movimiento y tiempo de descanso entre intentos 

      Barrantes Segura, Ariel; Aragón Vargas, Luis Fernando (2018)
      Los tiempos de descanso y los rangos de movimiento varían la capacidad de reiteración de 1 RM OBJETIVO: Determinar la influencia del descanso y los rangos de movimiento sobre la reiteración de 1RM para las extremidades ...