Every year it is estiminated that 15 000-20 000 cancer case will occur in Turkey. Although, breast cancer is an important public health problem increasing gradually, its early defection is possible among the other sort of cancers. The research has beeen planned in order toimprove Breast Self Examination (BSE) skills of women. This quasi experimental study was designed to BSE skills of women attending to a Public Education Centre in Bornova district of İzmir. The sample covered 68 volunter women sociodemographic data was gothered by a questionnairre from by the researhers and 10 nursing students by interview in 2003. Health education programme on improving BSE skills was supported by a check-list and learning tecniques, models and pemplets. Two weeks later, womens skills were evaluated by using check-list individualy. Mean age of women was 34.3±11.5 years, 60.3% of them were married, 32.4% of them had a primary school level of education. Among the married women, 80.4% of them had breast-feeding, experience, 12.1% was using oral contraseptives, 25.0% of them were smoking, 25.0% of them had at least a relative with breast cancer. Only 29.4% of women had an breast self cancer clinic examination, 51.5% of them applied for BSE irregularly. Statistical importance was found to be between the variables and BSE. As 63.6% of women were found to be successfull in BSE skills, the study proved its effectiveness.