Promoting Active Living Among People With Metastatic Breast Cancer

Inclusion Criteria: * having been diagnosed with metastatic breast cancer * medical clearance from healthcare provider to participate in this study * life expectancy of at least 6 months as per the participant's healthcare provider * Eastern Cooperative Oncology Group performance status of or 0 or 1 * being willing and able to use a smartphone and web interface with or without assistance; if assistance is needed, it must be readily available * adequate visual and hearing acuity to use a smartphone and web interface as indicated by self-report * adequate motor capacity to use a smartphone and web interface as indicated by self-report * willingness to download and use study-specific app(s), the Fitbit mobile application (this requires use of a Google Gmail account), and other mobile applications for study purposes as needed * completed baseline survey Exclusion Criteria: * contraindications to physical activity (e.g., uncontrolled hypertension or cardiac disease noted by the patient's treating healthcare provider) * presence of bone metastases deemed unstable by the treating healthcare provider. * untreated brain metastases * history of dementia or other major neurocognitive disorder * received a diagnosed of Major Depressive Disorder within the previous 6 months * received a diagnosis of a major psychiatric conditions such as bipolar disorder, psychosis, schizophrenia, or alcoholism that could affect the ability to understand and/or complete the study * currently hospitalized * enrolled in hospice * inability to speak, read, and write in English at the 7th grade level