The affected area may become blue, tingle, swell, and burn during thawing. Move the casualty to a warm area. Hands can be rewarmed by placing them under the armpit, or against the abdomen. Feet can be rewarmed by using a buddy's armpit or abdomen, other areas can be rewarmed by immersing in warm water. Do not rub or massage affected areas .
Frostbite requires professional medical attention as soon as possible.
Deep Frostbite Deep frostbite is a medical emergency that affects the entire tissue layer. The skin feels hard and is white to blue in appearance. The purpose of first aid is to protect the affected area from further damage, to thaw the affected area, and to monitor the airway, breathing, and circulation. Move the casualty to a warm area. Gently dry the area with a soft towel, place cotton between the toes and fingers to avoid their sticking together.