Day 1 Rest

Day 1 Exercise

Day 2 Exercise

Base Excess (−2 - +3 mmol/L)

−3 ± 1

−5 ± 2^*

−5 ± 2^*

pH (7.31 - 7.41)

7.40 ± 0.21

7.44 ± 0.15^*

7.50 ± 0.10^*

HCO₃ (23 - 28 mmol/L)

22 ± 2

19 ± 2^*

19 ± 2^*

TCO₂ (24 - 29 mmol/L)

23 ± 2

20 ± 2^*

19 ± 2^*

PCO (41 - 51 mmHg)

36 ± 4

29 ± 5^*

26 ± 4^*

Lactate (0.9 - 1.7 mmol/L)

0.7 ± 0.3

1.6 ± 0.9^*

1.4 ± 1.8^*