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¿Una taza es suficiente? Niveles de gasto de energía durante el apilamiento de velocidad
Samuel C Hymes1, Ryan S Sacko1, Grace Duncan1
1The Citadel.
Research quarterly for exercise and sport
|August 29, 2025
Resumen
El apilamiento de velocidad por sí solo no proporciona suficiente actividad física para los jóvenes. Combinarlo con correr aumenta la intensidad, pero el acuerdo entre los métodos de medición era pobre. Se necesitan más adaptaciones para la educación física.
Área de la Ciencia:
- Fisiología del ejercicio
- Actividad física pediátrica
- Ciencias del deporte
Sus antecedentes:
- La actividad física de los jóvenes es crucial para la salud.
- Las pautas de actividad física moderada a vigorosa (AVMA) son importantes para el desarrollo.
- Speed Stacking es una actividad juvenil popular con niveles de intensidad desconocidos.
Objetivo del estudio:
- Evaluar si el Speed Stacking cumple con los umbrales de intensidad de MVPA en los jóvenes.
- Para comparar las respuestas fisiológicas durante Speed Stacking, Running y una condición combinada.
- Evaluar el acuerdo entre la calorimetría indirecta y la acelerometría para la clasificación de la intensidad.
Principales métodos:
- Cincuenta y cuatro jóvenes participaron en condiciones aleatorias de descanso, apilamiento de velocidad, correr y apilamiento de velocidad + correr.
- Las medidas incluyeron calorimetría indirecta portátil (MET), acelerometría y frecuencia cardíaca.
- Datos analizados utilizando ANOVAs y Cohen's Kappa para el acuerdo de métodos.
Principales resultados:
- Speed Stacking por sí solo no cumplió con los umbrales de intensidad de MVPA ni para los grupos prepubescentes ni para los pubescentes.
- La condición Speed Stack + Run aumentó significativamente el gasto de energía (MET).
- Se encontró poca concordancia entre las clasificaciones de intensidad basadas en el trato de economía de mercado y las basadas en el acelerómetro.
Conclusiones:
- El apilamiento de velocidad por sí solo es insuficiente para cumplir con los criterios de MVPA en educación física.
- La integración de Speed Stacking con actividades de mayor intensidad puede mejorar las respuestas fisiológicas.
- Las adaptaciones son necesarias para optimizar el apilamiento de velocidad para beneficios físicos y educativos en entornos de educación física.
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