Feet fever should be alert to peripheral neuritis, skin allergies, autonomic dysfunction, foot skin infection. 1. Peripheral neuritis: Nerve sensory sensitization occurs when the feet are stimulated by cold, and in severe cases, numbness of the soles of the feet and warmth of the feet occur. 2. Skin allergy: when the skin on the soles of the feet comes into contact with allergy-prone substances, such as animal dander, etc., skin allergy, localized skin swelling and fever will occur. Oral anti-allergic drugs, such as paracetamol, can be taken as prescribed by the doctor. 3. Autonomic nerve dysfunction: women often experience chest tightness, palpitations, and fever in the feet during menopause or mental stress. 4. Foot skin infection: due to trauma, local skin infection, foot fever. There are many reasons for fever of the feet, it is recommended to go to the hospital in time, so as not to miss the condition.