Can a website help cancer survivors live healthier? large study tests online lifestyle coaching

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Age 50 years or older * Resident of the continental United States * Diagnosed with multiple myeloma, non-Hodgkin lymphoma, or localized kidney or ovarian cancer; or \[localized (includes in situ) through regional\] breast, colorectum, endometrium, thyroid, or prostate cancer. * Completed primary treatment (surgery, radiation or chemotherapy). Active surveillance among men with prostate cancer or women with ductal carcinoma in situ is acceptable. * Completion of the 8th grade of school. Able to read and write English. * Normal blood pressure or those with high blood pressure for whom physician permission was granted. * Community dwelling. * Reside in an area that receives wireless coverage. * Have an active email address or be willing to have one created for the study. * Current body mass index of greater than or equal to 25 kg/m2, but less than 50 kg/m2. * Current physical activity level is less than 150 minutes of moderate-to-vigorous exercise per week. Exclusion Criteria: * Participation in another diet and exercise program. * Evidence of progressive cancer of the eligible types. * Recurrence of the eligible cancer types (exceptions are biochemical recurrence of prostate cancer). * A physician has provided instruction to limit current physical activity. * Pre-existing medical conditions that preclude adherence to an unsupervised weight loss intervention (e.g., pregnancy, severe orthopedic conditions, impending hip or knee replacement (within 6 months), end-stage renal disease, paralysis, dementia, blindness, unstable angina, untreated stage 3 hypertension, or recent history of heart attack, congestive heart failure or pulmonary conditions that required oxygen or hospitalization within 6 months). * Second primary cancers, with the exception of non-melanoma skin cancer, or if the initial and second cancers are both deemed eligible cancers. * Reside in a skilled nursing or assisted living facility.