Inclusion Criteria:  BCS GROUP Female patients diagnosed with breast cancer age 18 - 75, stages 0 through 3 at time of diagnosis Who have completed active therapy (including surgery, radiation, and/or chemotherapy) Able to speak English and complete surveys and provide the specimen (willing to follow the sample collection instructions) Able to read, understand and sign inform consent CONTROL GROUP Healthy Volunteers age 18 - 75 Able to speak and read English, complete consent, surveys, and provide specimens  Exclusion Criteria:  Unable to give written consent Unable to fast before providing blood and urine Pregnant women (per participant report) and males Unwilling to travel to Mayo Clinic Rochester to provide bio specimens