Streaming Web-based Exercise At Home: A Pilot Study

Inclusion Criteria: * Male previously diagnosed with prostate cancer or female previously diagnosed with breast cancer. * For breast cancer, minimum of 3 months post-active treatment completion. Active treatment includes chemotherapy, biologic therapy, radiation therapy, surgery, and any combination. Long-term hormonal/biologic treatments are acceptable. * For prostate cancer, minimum of 3 months post-active treatment completion. Active treatment includes chemotherapy, biologic therapy, radiation therapy, surgery, and any combination. Long-term hormonal/biologic treatments are acceptable, except for androgen receptor-targeted therapies (such as enzalutamide, apalutamide, darolutamide, or abiraterone). Patients currently on active surveillance are eligible even if they have not received prior anti-cancer treatment. * Has access to tablet, laptop, or desktop computer with video capabilities connected to the internet with a screen at least 13 inches across. * Physically able to complete modified Bruce submaximal treadmill test, leg strength test, grip strength test, and InBody per patient self-assessment. * Physician clearance to participate in this study. Can be done through review of patients' medical records. * Ability to read, write, and understand English. * Has a chair at home to use for exercise that is not on wheels and has a solid back (not a reclining chair). * Ambulatory without assistance. * Has a clear 5 x 6-foot space at home in which to exercise. * Age \>18 years. * Written informed consent obtained from subject and ability for subject to comply with the requirements of the study. Exclusion Criteria: * Active treatment planned within the next 6 months. Active treatment includes chemotherapy, biologic therapy, radiation therapy, surgery, and any combination. Long-term hormonal/biologic treatments are acceptable, except for AR-targeted therapies for prostate cancer. * Known metastatic disease. * Grade 3 or higher peripheral neuropathy. * Major surgery within 3 months of baseline visit. * Positive pregnancy test for women of child-bearing potential. * Answers yes to any question on the Physical Activity Readiness Questionnaire unless study participation is cleared by a physician. * Known allergy to Fitbit device. * Currently meeting physical activity guidelines (score of \>23 on Godin-Shephard Leisure-Time Physical Activity Questionnaire).