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Determination of body weight before and after a headstand: the wrestling myth 

Acuña Espinoza, Alejandro; Aragón Vargas, Luis Fernando (2014-04-04)
This study shows, through an experimental approach supported by a metrological approach, the falsehood of the myth among wrestlers and wrestling trainers that reported mass will decrease if a man remains in a headstand ...
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Validity and reliability of the Nintendo Wii Balance Board to assess standing balance and sensory integration in highly functional older adults 

Scaglioni Solano, Pietro; Aragón Vargas, Luis Fernando (2013-12-12)
Standing balance is an important motor task to perform daily life activities. Postural instability associated with age typically rises from a deterioration or failure of peripheral sensory systems. The modified Clinical ...
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The interaction of science and religion: an update on the conflict 

Aragón Vargas, Luis Fernando (2015-09)
In this discussion of the interaction between science and religion, I review some evidence for and against the conflict thesis to show that there is no inherent contradiction between them, but rather an expected tension. ...
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Evaluation of pre-game hydration status, heat stress, and fluid balance during professional soccer competition in the heat 

Aragón Vargas, Luis Fernando; Moncada Jiménez, José; Hernández Elizondo, Jessenia; Barrenechea C., Alvaro; Monge Alvarado, María de los Ángeles (European Journal of Sport Science 9(5). 2009, 2009-09)
This study evaluated initial hydration status (stadium arrival urine specific gravity), fluid balance (pre- and post-game nude body weight, fluid intake, urine collection), and core temperature changes (pre-game, half-time, ...
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Body weight changes in child and adolescent athletes during a triathlon competition 

Aragón Vargas, Luis Fernando; Wilk, Boguslaw; Timmons, Brian W.; Bar Or, Oded (European Journal of Applied Physiology, 2012-06)
We examined young athletes during a triathlon performed in a hot climate. Complete or partial data were available for 95 athletes competing in the National Triathlon Championship in Costa Rica. Mean±SD for age and body ...
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Fe de Erratas para el libro Fisiología del Ejercicio: Respuestas, entrenamiento y medición 

Aragón Vargas, Luis Fernando (2011-02)
Este documento corrige una cantidad importante de errores que aparecieron en la publicación original del libro de Aragón Vargas y Fernández Ramírez: Fisiología del Ejercicio: respuestas, entrenamiento y medición.
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La percepción de la sed durante la deshidratación por ejercicio es la misma en un ambiente húmedo y en un ambiente seco 

Capitán Jiménez, Catalina; Aragón Vargas, Luis Fernando (2016-08)
La sed ha sido un mecanismo para controlar hidratación muy criticado a lo largo del tiempo, confiar la homeostasis del cuerpo durante el ejercicio a un mecanismo subjetivo como la sed es un tema controversial. Este estudio ...
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Thirst sensitivity to post-exercise fluid replacement needs and controlled drinking 

Capitán Jiménez, Catalina; Aragón Vargas, Luis Fernando (2014-05-02)
Purpose: Thirst was evaluated as a dependent variable, to see if perceived thirst (TP) can clearly distinguish among several levels of acute dehydration, and if so, how it responds over time to the ingestion of a predetermined ...
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Detection of Euhydration in Humans from the Diuresis Response to a Water Load 

Capitán Jiménez, Catalina; Aragón Vargas, Luis Fernando (2011-09-30)
Aim: to calculate the minimum amount of water to be ingested in order to find significant differences in one-hour urine volume between euhydrated and dehydrated humans. Methods: Five participants (22.6±2.9 years old, ...
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Post-exercise rehydration with beer impairs fluid retention, reaction time, and balance 

Flores Salamanca, Rebeca; Aragón Vargas, Luis Fernando (2014-03-05)
Beer is promoted by the popular media as a good choice for rehydration, but there is limited support for the claim. To assess the effect of beer alcohol on rehydration and motor control, 11 young (24.4 ± 3.7 y.o.) males ...
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Aragón Vargas, Luis Fernando (14)
Capitán Jiménez, Catalina (3)Barrantes Segura, Ariel (2)Acuña Espinoza, Alejandro (1)Bar Or, Oded (1)Barrenechea C., Alvaro (1)Flores Salamanca, Rebeca (1)Hernández Elizondo, Jessenia (1)Moncada Jiménez, José (1)Monge Alvarado, María de los Ángeles (1)... View MoreType
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  • Repositorios universitarios

  • Repositorio del SIBDI-UCR
  • Biblioteca Digital del CIICLA
  • Repositorio Documental Rafael Obregón Loría (CIHAC)
  • Biblioteca Digital Carlos Melendez (CIHAC)
  • Repositorio de Fotografías
  • Colección de videos de UPA-VAS
  • Sitios recomendados

  • Buscador regional de LA Referencia
  • Buscador del Open ROAR
  • Scientific Electronic Library Online (SciELO)
  • Directory of Open Access Journals (DOAJ)
  • Redalyc
  • Redes sociales

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  • @Ciencia_UCR
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  • Políticas
Contact Us | Send Feedback
Repositorio Institucional de la Universidad de Costa Rica. Algunos derechos reservados. Este repositorio funciona con DSpace.