Jonathan Blood Smyth has been a physiotherapist since 1982 in the UK. Since 1989 he specialised in orthopaedics, trauma and pain management, working with a pain management team for 10 years. He has co-authored two papers on back pain and published "Total knee replacement. A guide to getting the best from your new knee" (out of print at the moment). He has been interested in the management of activity and pacing since interviewing hundreds of pain patients over the years and listening to their pain stories. He set up The Physiotherapy Site over ten years ago to provide information about joint r...