Experimental: Long-term Care Stream or Rehab Stream Intervention Arm

Intervention Dose: Up to 45 minutes per session, 5 sessions per week, for 6 weeks. Approximately up to 30 minutes will be spent walking; up to 15 minutes will be spent performing sit-to-stands.~Intervention Components:~Component 1: Patient-Centered Communication Care Plan. A patient-centered communication care plan will be created, to promote enjoyment and engagement during the sessions. The care plan will be informed by interviews with the participant and their care partner.~Component 2: Sit to Stand Activity. A target number of sit to stands per session will be determined based on a baseline assessment and according to an algorithm; the target will be progressed halfway into the intervention.~Component 3: Walking Program. Based on the findings from the patient-centered assessment interviews as well as the performance of the participants on a walk test at baseline (Time 1), an individualized walking program will be carried out with participants.

Experimental: Reactivation Stream Intervention Arm

Intervention Dose: up to 45 minutes per session, five sessions per week, for 3 weeks. Approximately up to 30 minutes will be spent walking with the participant and up to 15 minutes will be spent performing the sit-to-stands.~Component 1: Patient-Centered Communication Care Plan. A patient-centered communication care plan will be created, to promote enjoyment and engagement during the sessions. The care plan will be informed by interviews with the participant and their care partner.~Component 2: Sit to Stand Activity. A target number of sit to stands per session will be determined based on a baseline assessment and according to an algorithm; the target will be progressed halfway into the intervention.~Component 3: Walking Program. Based on the findings from the patient-centered assessment interviews as well as the performance of the participants on a walk test at baseline (Time 1), an individualized walking program will be carried out with participants.