Numbness of the feet at night may be caused by localized pressure, or it may be caused by certain diseases, such as lumbar intervertebral disc herniation, diabetic peripheral neuropathy, arterial thrombosis of the lower limbs, etc., and you should consult a doctor in time to find out the cause of the disease.
1. Localized compression: sleeping at night if the posture is not appropriate, resulting in prolonged pressure on the feet, can cause local blood circulation disorders and symptoms of numbness of the feet.
2. Lumbar intervertebral disc herniation: due to different degrees of degenerative changes in various parts of the lumbar intervertebral discs, under the action of external factors, the adjacent spinal nerve roots are compressed and stimulated, resulting in numbness, pain and weakness in one or both lower limbs, which is usually accompanied by lumbago and sciatica.
3. Diabetic peripheral neuropathy: mainly caused by diabetes mellitus, peripheral neuropathy, can appear distal limb symmetrical numbness, pain symptoms, generally more serious in the lower limbs, in the night, cold symptoms can be aggravated.
4. Lower extremity arterial thrombosis: due to sudden blockage of arterial blood vessels leading to insufficient peripheral blood supply to the limbs, patients may experience sensory impairment, such as lower extremity pain, numbness, pallor of the limbs, and so on.
There may be other causes of numbness in sleeping at night, it is recommended that patients seek medical treatment as soon as possible, under the guidance of a professional physician, combined with the patient’s condition, signs and symptoms and auxiliary examination to clarify the cause of the disease and give targeted treatment.