Originally Posted by lws
Danno is right on except for one little nit
Perception of temperature is not necessarily linked to one's body temperature. Unless you mean that if your body temperature is low and I put my hand on you, you will feel cold *to me*. ..
Yes, it's the actual skin-surface temperature will be lower than normal as measured by outside instruments and observers. This is partly caused by vascular constriction at the extremities to preserve the core organs. You end up with cold hands and feet.
