Frostbite is an injury caused by freeze of the skin and underlying tissues. First your skin becomes terribly cold and red, then numb, hard and pale.
Frostbite is commonest on the fingers, toes, nose, ears, cheeks and chin. Exposed skin in cold, windy weather is most at risk of frostbite. But frostbite will occur on skin lined by gloves or different article of clothing.
Frostnip could be a milder type of cold injury that does not cause permanent skin harm. You can treat frostnip with first-aid measures, as well as rewarming the affected skin.
All different frostbite needs medical attention as a result of it will harm skin, tissues, muscle and bones. Possible complications of severe frostbite embody infection and nerve harm.