High Intensity Interval Training in Endometrial Cancer

Inclusion Criteria: * Patients with a diagnosis of endometrial cancer who are to undergo hysterectomy and staging * Between 40-75 years old * Body mass index of 30-50 kg/m2 * Endometrioid histology endometrial cancer * Presumed clinically early stage disease (disease confined to uterus only) * Have access to a Smart Phone * Have access to email * Agree to visit the exercise and sport science laboratory within 2 days of SOC visit for baseline testing if enrollment procedures cannot be done on the same day. Agree to visit clinic 2 (+/-2wks) weeks after surgery for SOC follow-up and post surgery visit, or willing to return to exercise and sport science laboratory 2 (+/-2wks) weeks post-surgery Exclusion Criteria: * Meets American College of Sports Medicine Guidelines for physical activity (150 minutes / week) * Currently doing HIIT * Hospitalization for a stroke, heart attack, or heart failure, or had surgery for blocked arteries in the past 3 months * Active diagnosis of psychosis or current uncontrolled substance abuse disorder * Insulin-dependent diabetes * Currently in another EC intervention * Severe dementia or other memory loss condition * Severe mental health disorder * Severely impaired hearing or speech * Inability to speak English * Musculoskeletal or neuromuscular condition that limits physical activity Any condition, in the opinion of the investigators, which would prohibit safe participation.