What are the first aid measures for frostbite.

The first sign of frostbite is the appearance of white spots on the skin and loss of sensation. In this case, the whitened nose, ears, cheeks are rubbed with a soft cloth. Rubbing should be done carefully so as not to damage the skin. Frosted areas can not be rubbed with snow, as snow crystals can scratch it. If sensitivity is not restored, and the spots darken, you must consult a doctor. With severe frostbite, the victim’s hands or feet are taken to a warm room. The limb is wrapped with cotton wool, so that warming occurs slowly, due to the heat generated by the body. Useful warming drink.

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