Moving Well for Total Knee Arthroplasty (TKA)

Inclusion Criteria: * Subjects must have their primary TKR (one knee or both knees) scheduled in 8 weeks or more * Be willing to participate in the Moving Well (intervention) arm or Staying Well (attention control) arm * Are willing to work with a coach * ≥ 50 years of age * Speak English * Have access to the internet, computer, and a working phone * We will prioritize the recruitment of subjects with low socioeconomic status defined as being a beneficiary of Medicaid or no insurance and an underrepresented racial/ethnic group (Hispanic/Black). Exclusion Criteria: * Non-English speakers * The intervention will first be delivered in English to ensure feasibility with the content before adapting the material for patients who speak other languages. * TKR was a result of a septic joint or revision (implant malfunction) * Unable to exercise (e.g., bed bound or wheelchair bound) * Have had contralateral TKR or other joint replacement surgery (hip, shoulder) within the past 5 years * If they have RA or other connective tissue disease: Lupus, ankylosing spondylitis, psoriatic arthritis, scleroderma, infectious arthritis, polymyalgia rheumatica.