eHealth Weight Loss Program in African American Breast Cancer Survivors

Inclusion Criteria:

* Patients must have evidence of histologically confirmed breast cancer, stage 0, I, II or III, and be at least 2 years post diagnosis
* Patient is self-identified as African-American
* Patient is overweight or obese (body mass index \[BMI\] \>= 25 kg/m\^2)
* Patient is able to understand and read English
* Patient must have home internet or smartphone access
* Patient must give informed consent for this new study

Exclusion Criteria:

* Patient has a serious medical condition (e.g., stroke, liver or renal failure, congestive heart failure, myocardial infarction or cardiac surgery in past year, angina pectoris) that would compromise the safety of the patient or compromise the patient's ability to complete the study, at the discretion of the investigator
* Patient has serious psychiatric condition (e.g., bipolar disorder, schizophrenia or other psychosis, bulimia or anorexia nervosa, suicide attempt within 6 months or current active suicidal ideation) that would compromise the patient's ability to complete the study, at the discretion of the investigator
* Patient has severe disabilities limiting moderate physical activity, such as severe orthopedic conditions
* Patient is planning major surgery within the next 6 months
* Patient is taking medications or supplements for weight loss currently or within the past 3 months
* Patient has successfully lost 5% of body weight in the previous 6 months or has had bariatric surgery
* Patient is pregnant, breastfeeding, has given birth within the last 3 months or planning pregnancy within the next 12 months; if participant becomes pregnant during the course of the study, she will be removed from further participation
* Patient is anticipating leaving the area within the next 12 months