Cold and itchy feet may be caused by cold urticaria, frostbite, allergies and other reasons. 1. Cold urticaria: It may be the production of windburns on exposed or contact areas after contact with cold wind, cold water or cold objects. Severe cases may have symptoms such as numbness of hands, tingling of lips, labored breathing, cold itchy feet, etc. Sometimes eating cold drinks can cause edema of the mouth and throat. 2. Frostbite: the cold weather in winter, if the patient’s feet do not do a good job of keeping warm, may be frostbitten frostbite, thus appearing cold and itchy feet phenomenon. 3. Allergy: patients belong to the allergic body, and allergic to cold air. When the cold air blows to the skin of the feet, this phenomenon may occur. In addition, patients with cold itchy feet can also be seen in other diseases, it is recommended to go to the hospital in a timely manner, to clarify the cause of the disease and follow the doctor’s instructions for treatment, to avoid delaying the condition.