frostbite symptoms
Symptoms of frostbite. The symptoms of frostbite progress in three stages. The colder the temperature and the longer the body is exposed to freezing conditions, the more advanced frostbite can become. Early stage (frostnip) During the early stage of frostbite, you'll experience pins and needles, throbbing or aching in the affected area.
Signs that may indicate that you have frost nip or frostbite include: 1  Redness or pain on the affected area. 2  Discoloration, such as graying or yellowing of the skin. 3  Numbness or inability to feel anything at the affected site.  Skin that feels waxy or strangely firm.