Thank you for contacting .
I am attaching a link here to one of my patient information videos for osteoarthritis knee - causes, symptoms and various treatment options in brief. Do watch and see if it helps with your queries .
https://youtu.be/ez6abFrbJpU
Next Steps
consult Orthopaedician for a detailed evaluation . Can do tele consultation during lockdown
Health Tips
avoid sitting cross legged/ avoid squatting / avoid climbing stairs