There may be varied reasons for low back pain. It may be mechanical back pain or associated with neurological compression or due to some metabolic cause.
It would be better to get clinically examined and get the necessary investigations done to understand the cause for the pain.
Next Steps
You can get X ray or MRI of Lumbosacral spine depending on the symptoms.
Health Tips
Avoid heavy work, avoid sitting down, avoid Indian toilet, avoid forward bending avoid stair climbing and descending.