This pain may ne associated with decreased bone density in lumbar vertebrae and muscular strain due to long sitting hours while wfh..
Next Steps
You can start with hot fomentation, take analgesic and muscle relaxant tablet, take
calcium and
vitamin d supplement. You can start Physiotherapy in the form of lower back strengthening exercises, Local US, SWD..
Health Tips
Avoid sitting down, avoid heavy work, avoid Indian toilet, avoid stair climbing and descending avoid forward bending. Preferably, use table and chair while working over laptop.