 As part of this study, patients who are waiting for a total hip replacement, and have no other serious medical problems will be given an information sheet about the study at the preoperative education group session approximately 12 weeks prior to their surgery. If they are interested they would be asked on the day of their operation if they would like to take part in the study, potential participants will have had the opportunity to ask any questions to a senior member of the research team over the telephone or at a further study specific appointment if they wish before this stage. 