Purpose: The purpose of this study was to identify the effects of cancer-overcome BeHaS exercise program on shoulder joint function, stress, body image and self-esteem in women who have had surgery for breast cancer. Method: A non-equivalent control group pre-post test design with an experimental group (n=25) and a control group (n=25) was used. The experimental group participated in the program once a week for eight weeks. Data were analyzed using descriptive statistics and Chi square and t-test with the SPSS Win 17.0. Results: There were significantly increased in shoulder joint function (p=.012), body image (p=.001), and self-esteem (p=.013), and significantly decreased in stress (p=.003). Conclusion: The results suggest that breast cancer-overcome BeHaS exercise program had beneficial effects on shoulder joint function, body image, self-esteem and stress in patients who have had surgery for breast cancer.