Maintain a healthy lifestyle. Be active and exercise daily. For pain relief you can take simple analgesics like paracetamol , hot fomentation for 15 mins and apply volitra gel.
Get following blood investigations done..
Cbc,
Calcium, vit-d, vit
b12 levels.
RA factor, Anti ccp, ESR,
CRP.
Consult an orthopaedic surgeon with above blood reports.