Low back pain may be due to weakness in bones during and after pregnancy..
But associated numbness persisting for over a year post pregnancy can be associated with nerve compression at the level of spinal cord..
Next Steps
You should start with hot fomentation, take analgesic SOS, take
calcium,
vitamin d and vitmain
B12 supplements.. If it is persistent, you should go for X ray of Lumbar Spine to see the bony condition.. In some cases, MRI may also be required to rule out any nerve compression..
Health Tips
Avoid heavy work, avoid sitting down, avoid Indian toilet, avoid stair climbing and descending, avoid forward bending..