Fluid balance of elite Brazilian youth soccer players during consecutive days of training |
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| Authors: | Silva Rafael P Mündel Toby Natali Antônio J Bara Filho Maurício G Lima Jorge R P Alfenas Rita C G Lopes Priscila R N R Belfort Felipe G Marins João C B |
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| Affiliation: | Department of Physical Education, Federal University of Vi?osa, Vi?osa, Minas Gerais, Brazil. rafael.pires@ufv.br |
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| Abstract: | In this study we investigated pre-training hydration status, fluid intake, and sweat loss in 20 elite male Brazilian adolescent soccer players (mean?±?s: age 17.2?±?0.5 years; height 1.76?±?0.05?m; body mass 69.9?±?6.0?kg) on three consecutive days of typical training during the qualifying phase of the national soccer league. Urine specific gravity (USG) and body mass changes were evaluated before and after training sessions to estimate hydration status. Players began the days of training mildly hypohydrated (USG?>?1.020) and fluid intake did not match fluid losses. It was warmer on Day 1 (33.1?±?2.4°C and43.4?±?3.2% relative humidity; P?
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