- Participants will be eligible to participate if they are aged 18-70; have a diagnosis of RA (defined by the American College of Rheumatology 1987 criteria); have poor sleep (Pittsburgh Sleep Quality Index global score >5); have a low disease score on 28 joints (DAS28) <3.2; Health Assessment Questionnaire result of <2.4 and are able to provided informed consent, understand and speak English. All the above will be determined should the person be interested in participating and before any fitness testing will be place.