Lumbar disc herniation foot numbness how long can be normal needs to be based on the condition, whether the treatment to decide, generally speaking, the condition of the heavier may take half a year or even 1 year to recover, some patients may not be able to return to normal, the condition of the lighter patients after treatment, most of the patients can relieve foot numbness after 2 weeks. 1. For patients with more serious conditions: lumbar intervertebral disc herniation caused by heavy compression of the nerve deformation, necrosis, etc., the patient, even after treatment, it may take half a year or even a year to recover, and some patients may not be able to return to normal. 2. For patients with milder condition: the lumbar disc herniation compression is mild, causing nerve edema, inflammation and other conditions, but there is no necrosis and other conditions, if after regular bed rest, the use of celecoxib, mai zhi ling, methylcobalamin and other anti-inflammatory, anti-inflammatory, nutritive nerve and other medications, the majority of patients 2 weeks after the foot numbness can be relieved. Therefore, the lumbar disc herniation foot numbness how long can be normal needs to be based on the specific circumstances, it is recommended to go to the hospital in a timely manner, early formal treatment, in order to reduce the adverse effects of the disease.