Lead Sponsor

Stanford University

Age

18 - No limit years

Sex

ALL

Healthy Volunteers

No

•Self reported diagnosis of invasive breast cancer who has currently or within last 12 months been in active treatment (surgery, chemotherapy, or radiation) or on endocrine therapy
•Self-identified anxiety (persistent worry or nervousness), depression (feeling sad, little interest or pleasure in doing things or hopeless), or sleep disturbance.
•Breast cancer related treatment (surgery, radiation, chemotherapy) or endocrine therapy within the last 12 months
•Self identifies as Spanish speaking
•Self identifies as Latinx / Latina / Latino
•Ability to understand and the willingness to sign a written informed consent document.

•Non-Spanish speaking
•other diagnosis besides invasive breast cancer (ie Ductal carcinoma in situ (DCIS), fibroadenoma, abnormal mammogram but not yet with final diagnosis, non-breast cancer patients)
•comorbid bipolar affective disorder or psychotic disorder (as self-identified by patient after asking "do you have any other psychiatric conditions")
•inability to physically or psychologically attend group sessions, and by discretion of the study coordinator.
•Patients currently participation in stress reduction or mindfulness groups/interventions will be excluded from participation
•Cancer "survivors" if not in active or endocrine treatment