Cont

NaHCO3

Baseline

Pre-exercise

Post-exercise

Baseline

Pre-exercise

Post-exercise

Na+ (mmol/L)

142.3 ± 1.2

143.2 ± 1.0

148.1 ± 1.7

142.8 ± 1.2

144.8 ± 1.3*

149.3 ± 1.2*

K+ (mmol/L)

4.3 ± 0.7

5.9 ± 1.4

6.7 ± 1.4

3.9 ± 0.1

4.7 ± 1.3

5.3 ± 0.9