Knee replacement surgery (arthroplasty) is a common operation that involves replacing a damaged, worn or diseased knee with an artificial joint.
More information about NHS knee replacement surgery is available on the NHS website here
A hip replacement is a common type of surgery where a damaged hip joint is replaced with an artificial one (known as an implant).
More information about NHS hip replacement surgery is available on the NHS website here
In the days leading up to your surgery, you'll need to make travel arrangements for getting to and from the hospital and think about what to do or pack to bring with you.