A knee replacement is a type of surgery that involves replacing damaged parts of your knee with new parts.
Before having a knee replacement, you'll be told about things you can do to prepare for surgery, such as strengthening exercises.
It may take several months or longer to recover from a knee replacement. A physiotherapist will help you with walking and give you advice on recovery.
A knee replacement involves replacing damaged parts of your knee with metal or plastic parts. You have the operation under anaesthetic in hospital.
Complications of a knee replacement are rare but can include blood clots, wound infection, nerve damage and problems with your new knee.
There are alternative treatments you can try before having a knee replacement, including lifestyle changes, pain relief and other procedures.
Most knee replacements are done to treat osteoarthritis. A knee replacement can reduce knee pain and make it easier for you to walk.
Page last reviewed: 01/01/1970
Next review due: 01/01/1970