How soon you can exercise after spinal stenosis surgery needs to be determined based on the type of surgery and who it is for. Surgeries generally include lumbar stenosis surgery and cervical stenosis surgery. 1. Lumbar spinal stenosis surgery: there are many types. If only laminar decompression is done, activities, including light exercise, can be started after one month; if laminar decompression and internal fixation with vertebral body fusion are done, moderate exercise can be done after 3 months in general. 2. Cervical spinal stenosis surgery: the incision is not painful you can gradually start the limbs functional exercise, usually 1 to 2 weeks after surgery. After spinal stenosis surgery, you should pay attention to rest, eat a balanced diet, and maintain a good routine. The specific exercise situation also need to consult the doctor, it is recommended to visit the hospital in a timely manner, under the guidance of the doctor to give the corresponding exercise.