Numbness of the feet may be caused by prolonged standing of the lower limbs, lumbar intervertebral disc herniation, cerebral hemorrhage and other factors. 1. Long-term standing of the lower limbs: Long-term standing of the lower limbs may cause venous reflux phenomenon in the lower limbs, resulting in local blood circulation disorders, which may lead to numbness and swelling of the feet, and so on, so the numbness of the feet may be due to long-term standing of the lower limbs. 2. Lumbar disc herniation: lumbar disc herniation usually occurs in the lower limbs, numbness, radiating pain in the lower limbs and other symptoms, so the numbness of the feet may also be caused by lumbar disc herniation. 3. Cerebral hemorrhage: Cerebral hemorrhage usually occurs sudden numbness of the limbs, facial paralysis, headache, dizziness, vomiting and other symptoms, so cerebral hemorrhage may also be numb feet phenomenon. In addition, diabetic foot, insufficient cerebral blood supply, neuritis and other factors may cause numbness of the feet. When the symptoms of numbness of the feet, it is recommended that the patient under the guidance of the doctor, after clarifying the cause of treatment.