Patients will be invited to participate following their attendance at the local Accident and Emergency department in Newport, South Wales, or the minor injuries department at Ysbyty Ystrad Fawr Hospital, Ystrad Mynach. Sampling will run for approximately 2 months and all participants will be given standard exercises. All participants will attend an appointment at approximately 1 week and be randomised into treatment or control group. The treatment group will be taught imagined movements and be asked to perform these for 10 minutes, four times a day, the control group will continue with standard exercises.