The Effect of Environmental Temperature on Glucose and Insulin After an Oral Glucose Tolerance Test in Healthy Young Men Charles L. Dumke, PhD, Dustin.

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Presentation transcript:

The Effect of Environmental Temperature on Glucose and Insulin After an Oral Glucose Tolerance Test in Healthy Young Men Charles L. Dumke, PhD, Dustin R. Slivka, PhD, John S. Cuddy, MS, Walter S. Hailes, MS, Shawn M. Rose, RN, Brent C. Ruby, PhD Wilderness & Environmental Medicine Volume 26, Issue 3, Pages 335-342 (September 2015) DOI: 10.1016/j.wem.2015.03.002 Copyright © 2015 Wilderness Medical Society Terms and Conditions

Figure 1 Oxygen consumption (Vo2) during the 240 minutes in the climate chamber with expired gases collected every hour. *Indicates cold trial (squares) different from both hot trial (diamonds) and neutral trial (triangles). Wilderness & Environmental Medicine 2015 26, 335-342DOI: (10.1016/j.wem.2015.03.002) Copyright © 2015 Wilderness Medical Society Terms and Conditions

Figure 2 (A) Absolute carbohydrate oxidation during the 240 minutes in the climate chamber. *Cold trial (squares) different from both hot trial (diamonds) and neutral trial (triangles). †Neutral trial different from hot trial. (B) Absolute fat oxidation during the 240 minutes in the climate chamber. Wilderness & Environmental Medicine 2015 26, 335-342DOI: (10.1016/j.wem.2015.03.002) Copyright © 2015 Wilderness Medical Society Terms and Conditions

Figure 3 (A) Core temperature during the 240 minutes in the climate chamber. *Hot trial (diamonds) different from both cold trial (squares) and neutral trial (triangles). (B) Skin temperature during the 240 minutes in the climate chamber. *Hot trial different from both cold and neutral trials. †Neutral trial different from cold trial. Wilderness & Environmental Medicine 2015 26, 335-342DOI: (10.1016/j.wem.2015.03.002) Copyright © 2015 Wilderness Medical Society Terms and Conditions

Figure 4 (A) Serum glucose during the 180-minute oral glucose tolerance test (OGTT). *Hot trial (diamonds) different from cold trial (squares). †Hot trial different from neutral trial (triangles). ‡Cold trial different from neutral trial. (B) Serum insulin during the 180-minute OGTT. *Hot trial different from cold trial. Wilderness & Environmental Medicine 2015 26, 335-342DOI: (10.1016/j.wem.2015.03.002) Copyright © 2015 Wilderness Medical Society Terms and Conditions

Figure 5 (A) Serum glucose area under the curve (AUC) during the 180-minute oral glucose tolerance test (OGTT). *Hot trial different from both cold and neutral trials. (B) Serum insulin AUC during the 180-minute OGTT. Wilderness & Environmental Medicine 2015 26, 335-342DOI: (10.1016/j.wem.2015.03.002) Copyright © 2015 Wilderness Medical Society Terms and Conditions