Fig. 1

Yo-Yo intermittent recovery test level 2 (Yo-Yo IR2) performance of trained young men (n = 13) on two separate occasions in randomized order with (SBC) and without (CON) prior intake of 0.4 g · kg−1 body weight sodium bicarbonate. Individual data and mean data are presented. *: Denotes significant difference between SBC and CON