Background: Cancer is the third leading non communicable health issue after diabetes and hypertension worldwide. Breast cancer is the commonest cancer among women with a highly variable incidence between countries and regions. The present study aimed at studying the risk factors among breast cancer patients. Materials & Methods: 100 participants including 50 cases of breast cancer and 50 controls aged 2570 years were included in the study considering the various inclusion and exclusion criteria. Association of various risk factors (general and reproductive variables) with breast cancer was studied. Results: Literacy level, social status, blood group, sedentary lifestyle, age at menarche and menopause were all significantly associated with breast cancer. (p<0.05). Conclusion: We conclude that low literacy, low socioeconomic status, O+ve blood group and early onset of menarche and late menopause were significantly associated with breast cancer.

Keywords: Blood Group; Breast Cancer; Menarche; Risk Factors.