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Sports (Basel). 2018 Nov 14;6(4). doi: 10.3390/sports6040147.

Carbohydrate Supplementation Does Not Improve 10 km Swimming Intermittent Training.

Sports (Basel, Switzerland)

Roberto Baldassarre, Massimo Sacchetti, Federica Patrizio, Andrea Nicolò, Alessandro Scotto di Palumbo, Marco Bonifazi, Maria Francesca Piacentini

Affiliations

  1. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].
  2. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].
  3. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].
  4. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].
  5. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].
  6. Department of Medical, Surgical and Neuro Sciences, University of Siena, 53100 Siena, Italy. [email protected].
  7. Department of Movement, Human and Health Sciences, University of Rome Foro Italico, 00135 Rome, Italy. [email protected].

PMID: 30441819 PMCID: PMC6316724 DOI: 10.3390/sports6040147

Abstract

The aim of the present study was to test the effectiveness of carbohydrate (CHO) feeding supplemented every 2.5-km, as in official races, on the performance, rating of perceived exertion (RPE), and glycaemia during a 10-km intermittent training workout in elite open-water swimmers. A randomized crossover design was used. Participants completed two 10-km intermittent training sessions (20 × 500-m). The relative velocity was expressed in percentage of a single 500-m. Glycaemia was monitored by continuous glucose monitoring. Participants had to ingest either 1 L of tap water (WAT; 0.50 L·h

Keywords: endurance; nutrition; performance

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