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Effect of hydrogen-rich water on sprint time for the first half of the track (a); sprint time for the second half of the track (b); sprint time for the entire track (c); and rating of perceived exertion (d). ●—hydrogen-rich water; ○—placebo; ⋆—statistically significant (p < 0.025, Holm–Bonferroni method) difference between hydrogen-rich water and placebo. Values are presented as the mean and standard deviation.
