Cold Hands and Feet: When parts of your body get too cold, like your hands, feet, and sometimes other parts of the body, especially your ears and nose, they can be injured or react in different ways. Symptoms and signs of cold hands and feet include loss of sensation, numbness, tingling, itching, burning, unusual color of the affected area, and blistering. Types of cold injury include: frostbite, frostnip, immersion, pernio, Raynaud's phenomenon, cryoglobulins, and cold urticaria. The best treatment is rapid rewarming in the emergency department.
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Hypothermia Hypothermia occurs when the normal body temperature of 95 F (35 C) or lower. Causes of hypothermia include exposure to a very cold or frigid environment (primary hypothermia), or when the body's temperature is altered by disease (secondary hypothermia). Treatment of hypothermia depends on the length of exposure.