New Knees & Hips: Britain's Biggest Queue?

More than one in 10 people in the UK are thought to have arthritis in the knee or hip joints, and it's a growing problem. But with over one million people estimated to be on the NHS orthopaedics waiting list - many of them for joint replacement operations - some could wait years for treatment. So is surgery the only option for those in pain? Dr Zoe Williams investigates