I had watched this before and noticed this was on this afternoon on the Fitness TV channel, It has some interesting experiments on dealing with cold and hypothermia. Below is some info on it and when it will air again for those interested...

Cold
Ken Bradshaw is on a personal quest to find out how to survive in extreme cold. He'll be put in a cold chamber until his body reaches hypothermia levels, and then set out into the arctic to survive it first hand.

FITV Monday, December 27 7:00 PM Heat
FITV Monday, December 27 10:00 PM Heat
FITV Sunday, January 2 7:00 PM Heat
FITV Sunday, January 2 10:00 PM Heat