The foot may be swollen and you might not get it back on. If considerable walking must be done to find a place of safety, leave the feet unthawed until you arrive at your destination. Move the person to a warmer place. Wrap him in blankets. Give him warm liquids, but no alcohol.
Alcohol gives an artificial feeling of warmth, but actually removes it.
But because it so often centers in the extremities, we are including it in this section. The same treatment should be applied. The temperature is lowered to subnormal levels for some length of time, resulting in near frostbite. Severe numbness and loss of function may occur if the problem is not dealt with. Colds, flu, and infection can result.