Figure 1. Sweat lost and fluid intake* in relation to playing position**

From

Hydration Habits of Elite Field Futsal Players during Official Matches: Defenders and Forwards

J. V. García-Jiménez, J. L. Yuste, J. J. García-Pellicer

American Journal of Sports Science and Medicine. 2014, 2(3), 88-92 doi:10.12691/ajssm-2-3-4