Search
Now showing items 1-10 of 26
Relationship between sleep duration affects cognitive function in adolescents
Relación entre la duración del sueño y el desempeño cognitivo en adolescentes
(2016)
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 ...
Predictive Validity of the Body Adiposity Index in Costa Rican Students
(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). ...
Acute Effects of Exercise on Blood Pressure: A Meta-Analytic Investigation
(2015)
Hypertension affects 25% of the world’s population and is considered a risk factor for cardiovascular disorders and other diseases. The aim of this study was to examine the evidence regarding the acute effect of exercise ...
Duathlon performance unaltered by short-term changes in dietary fat and carbohydrates
(2009-02)
Purpose:
This study investigated the effects of short-term dietary changes on metabolism and duathlon performance.
Methods:
Eleven men underwent a high-fat (HF; >65% fat from energy) or a high-carbohydrate (CHO; HC) ...
Initial metabolic state and exercise-induced endotoxaemia are unrelated to gastrointestinal symptoms during exercise
(2009-06)
The aim of the study was to investigate the association between the initial metabolic state and exercise-induced endotoxaemia on the appearance of gastrointestinal symptoms (GIS) during exer-cise. Eleven males ...
Efecto de un programa de actividad física de moderada a vigorosa de diez meses sobre el VO2max y el porcentaje de grasa corporal en niños con sobrepeso y obesidad
Effect of a ten-month moderate to vigorous physical activity program on VO2max and the percentage of body fat in overweight and obese children
(2017)
Objetivo: Evaluar el efecto de un programa de actividad física con intensidad de moderada a vigorosa bajo el modelo CATCH sobre el porcentaje de grasa corporal y capacidad aeróbica en niños con sobrepeso u obesidad. Método: ...
Monitoring Workload and Performance Response to Taekwondo Training
(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 ...
Cinética de la inmunoglobulina-A salival (IgAs) en adultos jóvenes con capacidad aeróbica promedio o excelente antes y después de una prueba de esfuerzo máximo
Salivary immunoglobulin A (sIgA) kinetics in young adults with an average or excellent aerobic capacity before and after a cardiopulmonary graded exercise test
(2017)
Background: Aim: To compare the concentration of secretory immunoglobulin-A (sIgA) in young adults with average or excellent aerobic capacity before and after a cardiopulmonary graded exercise test. Methods: Participants ...
Paraoxonase responses to exercise and niacin therapy in men with metabolic syndrome
(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). ...
Periodization Model for Costa Rican Taekwondo Athletes
(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 ...