Mental and Cognitive Health and Physical Activity in the Perioperative Breast Cancer Setting

Participants will wear an Actigraph hip-worn accelerometer on their non-dominant hip during all waking hours, and on the wrist while sleeping

"* Patient Health Questionnaire Anxiety and Depression Scale30 (PHQ-ADS), a validated composite of anxiety and depressive symptoms.~* Self-reported cognition will be assessed by the Functional Assessment of Cancer Therapy-Cognitive (FACT-Cog)."

Objective measures of cognitive function will include those from the BrainBaseline application, a validated research tool developed by Digital Artefacts to remotely measure domains of cognition

Semi-structured individual interviews will be conducted with up to 15 healthcare stakeholders and 15-30 patients with breast cancer at any time during the study period, as determined by participant preference.