Table 5.

Subjective responses

	RPE		TS
	Lean	Obese	Lean	Obese
34°C
10 min	9 ± 1.2	11 ± 1.3*	4.7 ± 0.3	4.9 ± 0.3
50 min	10 ± 1.2	13 ± 1.3*	5.1 ± 0.4	5.4 ± 0.4*
Critical	13 ± 2.0	16 ± 1.4*	6.2 ± 0.5	6.8 ± 0.4*
36°C
10 min	9 ± 1.1	11 ± 1.4*	4.5 ± 0.2	4.9 ± 0.3*
50 min	11 ± 1.5	14 ± 1.4*	5.4 ± 0.4	5.9 ± 0.3*
Critical	13 ± 2.0	15 ± 1.8*	6.1 ± 0.5	7.0 ± 0.4*
38°C
10 min	9 ± 1.2	11 ± 1.5*	4.6 ± 0.2	4.9 ± 0.4*
50 min	11 ± 1.7	13 ± 1.6*	5.2 ± 0.4	5.9 ± 0.4*
Critical	13 ± 2.0	15 ± 1.5*	6.2 ± 0.6	6.6 ± 0.4*
42°C
10 min	9 ± 1.3	11 ± 1.8*	4.9 ± 0.3	5.5 ± 0.4*
50 min	10 ± 1.5	14 ± 2.2*	5.4 ± 0.4	6.6 ± 0.3*
Critical	12 ± 1.8	16 ± 2.5*	6.1 ± 0.6	7.4 ± 0.3*

Values are means ± SE for 7 lean and 7 obese subjects at 34, 36 and 38°C and 7 lean and 5 obese subjects at 42°C

RPE rating of perceived exertion, TS thermal sensation, Critical critical environmental threshold

^*Significant group difference at P < 0.05