The Role of Lifestyle Factors in Breast Cancer-Related Outcomes

Inclusion Criteria: * Women with stage II or III breast cancer that will be scheduled to undergo a 4 to 6-week course of radiotherapy * Participants must be able to read, write, and speak English * Participants must be oriented to person, place, and time * Participants must also meet at least two of the following criteria related to lifestyle: 1) consume less than 3 servings of fruit and vegetable/day; 2) engage in less than 75 minutes moderate/vigorous activity per week, defined as anything that causes small increases in breathing or heart rate for a sustained amount of time (e.g., brisk walking, bicycling); and 3) engage in a mind-body practice less than 4 times a month * Participants must have a body mass index (BMI) of 24.45 or higher as assessed in the medical record Exclusion Criteria: * Patients with a recurrent breast cancer diagnosis * Patients with another primary cancer diagnosis within 5 years of consent, not including non-melanoma skin cancers * Patients who have any major psychiatric diagnoses or thought disorder (e.g. schizophrenia, bi-polar disorder, dementia) * Patients with communication barriers (e.g., hard of hearing) * Patients with extreme mobility issues (e.g. unable to get in and out of a chair unassisted) * Patients with poorly or uncontrolled diabetes in the opinion of the physician(s)