Formas y síntomas de pérdida rápida de peso en practicantes de BJJ con y sin asesoramiento nutricional

Autores/as

DOI:

https://doi.org/10.47197/retos.v66.110997

Palabras clave:

Asesoría nutricional, artes marciales, composición corporal, fisiología del ejercicio, programas de reducción de peso

Resumen

Introducción: El Brazilian Jiu Jitsu (BJJ) es un deporte de combate basado en técnicas de agarre, donde los atletas se clasifican por edad, rango, género y peso. Las prácticas de pérdida rápida de peso (RWL) son comúnmente adoptadas por atletas de BJJ y otros deportes de combate para cumplir con los requisitos de categoría de peso, utilizando diversas estrategias con o sin orientación nutricional.

Objetivo: Este estudio tuvo como objetivo evaluar la prevalencia, tipos y efectos de las prácticas de RWL entre competidores de BJJ, comparando específicamente los métodos y los perfiles de síntomas entre los atletas con y sin apoyo nutricional.

Metodología: estudio observacional, 234 atletas de BJJ (121 con apoyo de un nutricionista y 113 sin él) completaron el Cuestionario de Pérdida Rápida de Peso (RWLQ) a través de Google Forms. Los datos se recopilaron durante competiciones nacionales realizadas en Brasil, Irlanda e Italia entre 2022 y 2023. Los atletas informaron sobre su historial de pérdida de peso, frecuencia de RWL, métodos específicos utilizados y síntomas experimentados. Se realizaron análisis estadísticos, incluyendo pruebas de Mann-Whitney U, Chi-cuadrado y Shapiro-Wilk, con un nivel de significancia de p ≤ 0,05.

Resultados: los atletas con apoyo nutricional practicaron RWL con mayor frecuencia y lograron mayores pérdidas de peso (promedio de 7,6 kg en 3 ocasiones) que aquellos sin apoyo, principalmente mediante una dieta gradual (56,2 % frente al 31,9 %). Este grupo también informó tasas más altas de fatiga (78,5 % frente al 67,3 %) y dolor de cabeza (52,1 % frente al 34,5 %).

Conclusiones: los atletas de BJJ con orientación nutricional no solo se involucraron en RWL con mayor frecuencia e intensidad, sino que también experimentaron un aumento en los síntomas relacionados, lo que sugiere un posible intercambio entre la gestión de peso supervisada y la carga de síntomas.

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Publicado

2025-03-10

Cómo citar

A Mauricio, C., Hugo Vieira Ribeiro Alves, V., Pereira Azevedo Teixeira, R., Ferreira Gonçalves, A., Pierantozzi, E., Cunha de Mello Pedreiro, R., & Miarka, B. (2025). Formas y síntomas de pérdida rápida de peso en practicantes de BJJ con y sin asesoramiento nutricional. Retos, 66, 530–538. https://doi.org/10.47197/retos.v66.110997

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