Table 1. Inclusion and Exclusion Criteria.

Inclusion Criteria Female English speaking Previous diagnosis of grade1 or 2, stage I or II, endometrioid endometrial cancers (“Type I cancers”) —confirmed during surgical intervention for treatment. Overweight or Obese (≥25kg/m2) Anytime from treatment Treating oncologist consent Ambulatory or able to engage in walking for at least 45 minutes per intervention visit. Sedentary lifestyle, as engaging in less than 100 minutes structured aerobic walking, cycling or swimming per week.

Exclusion Criteria No prior type I endometrial cancer diagnosis; Prior diagnosis of other cancer Currently (previous 6 months) engaged in structured exercise either aerobic or yoga based. Severe Heart or Systemic Disease: evidence of documented myocardial infarction, chronic unstable angina, symptomatic congestive heart failure, and uncontrolled hypertension. Severe Musculoskeletal Disease: Severe muscle or joint disorders due to disease or trauma, amputations, or any condition that significantly impair physical capabilities, as defined by the physician. Non-ambulatory; Concurrent diagnosis of organic brain syndrome, dementia, mental retardation, or significant sensory deficit; Major mental illness (e.g., schizophrenia, major depressive disorder); Unwilling to give consent.