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Sodium bicarbonate improved CrossFit® Benchmark Fran, but not subsequent 500 m rowing performance.
Silva de Souza, Ricardo Augusto; Barreto, Gabriel; Alves Freire, Peterson Adriano; de Abreu, Wilson Cesar; Saunders, Bryan; da Silva, Sandro Fernandes.
Afiliação
  • Silva de Souza RA; Nutrition Department, University of Lavras, Lavras, Brazil.
  • Barreto G; Graduate Program in Nutrition and Health, University of Lavras, Lavras, Brazil.
  • Alves Freire PA; Applied Physiology and Nutrition Research Group - School of Physical Education and Sport and Faculdade de Medicina FMUSP, University of São Paulo, São Paulo, Brazil.
  • de Abreu WC; Applied Physiology and Nutrition Research Group - School of Physical Education and Sport and Faculdade de Medicina FMUSP, University of São Paulo, São Paulo, Brazil.
  • Saunders B; Nutrition Department, University of Lavras, Lavras, Brazil.
  • da Silva SF; Nutrition Department, University of Lavras, Lavras, Brazil.
Res Sports Med ; : 1-16, 2024 Mar 14.
Article em En | MEDLINE | ID: mdl-38482841
ABSTRACT
The aim of this study was to evaluate the influence of sodium bicarbonate (SB) supplementation on physical performance, neuromuscular and metabolic responses during CrossFit® exercise. Seventeen Advanced CrossFit®-trained athletes completed the randomized, double-blind, placebo-controlled crossover protocol consisting of four visits, including two familiarization sessions and two experimental trials separated by a 7-day washout period. Participants supplemented 0.3 g/kg body mass (BM) of SB or placebo 120-min prior to performing the CrossFit® benchmark Fran followed by 500 m of rowing. SB improved time to complete Fran compared to PLA (291.2 ± 71.1 vs. 303.3 ± 77.8 s, p = 0.047), but not 500 m rowing (112.1 s ± 7.9 vs. 113.2 s ± 8.9 s, p = 0.26). No substantial side-effects were reported during the trials. This study showed that SB improved CrossFit® benchmark Fran performance, but not subsequent 500-m rowing. These data suggest that SB might be an interesting supplementation strategy for CrossFit® athletes.
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Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: Res Sports Med Assunto da revista: MEDICINA ESPORTIVA Ano de publicação: 2024 Tipo de documento: Article País de afiliação: Brasil País de publicação: Reino Unido

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: Res Sports Med Assunto da revista: MEDICINA ESPORTIVA Ano de publicação: 2024 Tipo de documento: Article País de afiliação: Brasil País de publicação: Reino Unido