Lifestyle Intervention for the Reduction of Prostate Cancer Disparities Among African Americans

Inclusion Criteria: * To be eligible, prostate cancer survivors must self-identify as black or African American * Prostate cancer survivors must have 0-III stage prostate cancer * Prostate cancer survivors must have completed therapy (e.g., surgery, chemotherapy \[chemo\] and/or radiation) * Prostate cancer survivors must enroll with a spouse or a romantic partner * Prostate cancer survivors must not meet physical activity recommendation (i.e., 150 minutes of moderate intensity physical activity per week) * Prostate cancer survivors must be willing and able to be physically active, as determined by responses to the Physical Activity Readiness Questionnaire (PAR-Q) * Prostate cancer survivors must not participate in another physical activity, diet, or lifestyle program * Prostate cancer survivors must have a valid home address and telephone number * Prostate cancer survivors must be able to access internet over a smartphone or a computer at home or other location (e.g., work, church, library, community center, etc.) * To be eligible, spouses or romantic partners must be \>=18 years of age * Spouses or romantic partners must enroll with a spouse or a romantic partner with prostate cancer * Spouses or romantic partners must live together with the survivors * Spouses or romantic partners must not have major health problems (e.g., cancer, dementia, stroke, and heart and lung diseases) * Spouses or romantic partners must be willing and able to be physically active, as determined by responses to the Physical Activity Readiness Questionnaire (PAR-Q) * To be eligible, healthcare providers must be currently providing care with individuals diagnosed with prostate cancer * Any professionals such as surgical and medical oncologists, fellows, nurse practitioners, physical assistants, and primary care physicians will be eligible Exclusion Criteria: * Prostate cancer survivors will be excluded if they are not married or partnered * Prostate cancer survivors will be excluded if they have an active noncutaneous malignancy at any site * Prostate cancer survivors will be excluded if they had a prior history of other cancer or have metastatic cancer * Prostate cancer survivors will be excluded if they have planned concomitant immunotherapy, hormonal therapy, chemotherapy, or radiation therapy during the study period * Prostate cancer survivors will be excluded if they are on active surveillance * Prostate cancer survivors will be excluded if they enrolled in a protocol #: 2017-0556 * Prostate cancer survivors will be excluded if they are not able to understand and speak English * Spouses or romantic partners who are not able to understand and speak English will be excluded * Also, spouses or romantic partners who enrolled in a protocol (#2017-0556) will be excluded * There are no exclusion criteria for healthcare providers