Human Monocyte Heat Shock Protein 72 Responses to Acute Hypoxic Exercise after 3 Days of Exercise Heat Acclimation
Table 1
Peak and mean exercising (mean ± SD) physiological and thermoregulatory measures during the 3-day acclimation period tests for the control (CON) and short-term heat acclimation (STHA) groups.
Measure
Change in NBM (kg)
Peak HR (bts·min−1)
Mean HR (bts·min−1)
Peak (°C)
Mean (°C)
Peak (°C)
Mean (°C)
Peak (°C)
Mean (°C)
Peak PSI (A.U)
Mean PSI (A.U)
CON
Day 1
0.6 ± 0.2
151 ± 21
144 ± 18
38.0 ± 0.2
37.7 ± 0.5
33.8 ± 1.3
33.0 ± 1.0
37.2 ± 0.2
36.8 ± 0.2
5.5 ± 1.1
4.6 ± 0.8
Day 2
0.6 ± 0.3
151 ± 23
142 ± 19
38.0 ± 0.2
37.7 ± 0.5
33.7 ± 1.0
32.6 ± 1.3
37.0 ± 0.5
36.7 ± 0.2
5.6 ± 1.3
4.5 ± 0.8
Day 3
0.6 ± 0.4
149 ± 23
143 ± 20
38.1 ± 0.4
37.7 ± 0.2
33.6 ± 0.9
32.8 ± 0.7
37.2 ± 0.3
36.7 ± 0.3
5.7 ± 1.4
4.5 ± 0.9
STHA
Day 1
1.2 ± 0.5*
180 ± 13*
165 ± 14*
38.8 ± 0.3*
38.1 ± 0.2*
36.6 ± 1.0*
35.9 ± 1.0*
38.3 ± 0.3*
37.6 ± 0.3*
8.3 ± 1.0*
6.0 ± 0.8*
Day 2
1.4 ± 0.5*
176 ± 13*
162 ± 14*
38.7 ± 0.4*
38.0 ± 0.2*
36.6 ± 0.9*
36.1 ± 0.4*
38.3 ± 0.4*
37.6 ± 0.2*
8.1 ± 1.2*
5.9 ± 0.9*
Day 3
1.5 ± 0.5*
173 ± 13*
160 ± 13*
38.5 ± 0.3*
37.8 ± 0.1*
36.2 ± 1.0*
35.7 ± 0.7*
38.1 ± 0.4*
37.4 ± 0.3*
7.8 ± 1.1*
5.7 ± 0.8*
NBM = nude body mass; PSI = physiological strain index.Difference between experimental groups ().