Table 2.
Studies regarding the effect of mild cold exposure on metabolism and thermal insulation.
| Authors | Year | #subjects | #days | duration (h) | air temp. (°C) | BAT | metabolism | insulation |
|---|---|---|---|---|---|---|---|---|
| Davis | 1961 | 10M | 31 | 8 | 13.5 | NA | no change in EE; decrease in shivering | NA |
| Lans, van der et al. | 2013 | 9F8M | 10 | 6 | 14–15 | increase | increase NST (ΔNST: 75%) | decrease Tco-Tsk gradient; decrease skin perfusion |
| Yoneshiro et al | 2013 | 51M | 42 | 2 | 19 | increase | increase NST (ΔNST: 150%-estimated from bar graph) | NA |
| Chen et al./Lee et al. | 2013/2014 | 10F14M | 42 | 12 (overnight) | 19 | increase | increase in EE; no change in NST | NA |
| Blondin et al.* | 2014 | 6 | 28 (5d/wk) | 2 | 10* | increase | shivering intensity did not change; increase BAT oxidative capacity | NA |
| Hanssen et al. | 2015 | 8 | 10 | 6 | 14–15 | increase | increase NST | NA |
*
in between severe and moderate cold acclimation; use of liquid-conditioned suit.