Diabetes Mellitus and Metabolic Syndrome are common health problems in our country and it is one of the fasted growing sicknesses in India due to lifestyle issue and improved economy. Men who have these conditions often have associated vascular, neurological, hormonal and psychological issues associated with the diabetes and metabolic syndrome are commonly the cause of sexual problem. A through physical examination, blood work and diagnostic tests are required for each patient to determine the specific causes and therefore appropriate management.