Comprehensive Geriatric Assessment in Primary Care

Inclusion Criteria: * Older adult patients receiving care at the Dalhousie Family Medicine Clinic and scheduled to undergo an eCGA as part of routine primary care. * Fluent in English and able to respond to interview and questionnaire items. * Able to provide informed consent; or, if judged unable to consent, able to provide assent AND has a substitute decision maker (SDM) who is willing to provide informed consent on their behalf. * (PAHA sub-study) Enrolled in the main eCGA study, willing to participate in a personalized physical activity- program, and available for follow-up contact. Exclusion Criteria: * Not scheduled for, or not receiving, an eCGA at the investigator's family medicine clinic. * Unable to communicate in English, such that questionnaires and interviews cannot be completed. * Unable to provide informed consent and no SDM available or willing to consent on the patient's behalf. * (PAHA sub-study) Deemed unsuitable for the physical activity intervention by the treating family physician (e.g., medical or functional condition that, in the physician's judgment, makes participation in light-moderate exercise unsafe).