**Acknowledgements**

Dr AMJ Sanchez thanks the "Cité de l'excellence sportive Sud de France" of Font-Romeu (France). This work was supported by the department PHASE from INRA and by the Uni‐ versité de Montpellier 1, Faculté des Sciences du Sport. Miss A. Raibon holds a graduate fellowship from INRA, from the region Languedoc-Roussillon, and from INCA. The authors also thank Pr Raviola for the helpful discussions.
