Do you have any history of previous injury?
Do you have anaemia or
diabetes?
You should concentrate on your diet. You should take iron rich and
calcium rich food.
You should give hot water fomentation for 15-20 minutes on your knee.
You should do knee stretching and strengthening exercises with proper guidance.
Next Steps
If the pain persists or aggrevates you need to consult a Physiotherapist or Orthopaedist for further evaluation and treatment.