Self breast care is an examination to find cancer or tumor by ourself. For about 85% breast trouble known by patient self first. The research about self breast care purposed to know corelation between knowledge level and attitude withearly adult women behavior in self breast care and describe about knowledge level, attitude and early adult women behavior self breast care. The research design is correlational with Cross-sectional. Sample are used in this reseach are 61 responden. Analysis are used is Univariat and Bivariat analysis with Chi Square test. The significancy level is 0,05 (5%). Knowledge level of responden about selfbreast care majority is medium knowledge (37,7%). Attitude of responden majority is unsupported attitud (39,3%). There are correlation self breast care with knowledge level and attitude of responden. The Health education about self breast care from the health officer is important.
Keywords : knowledge, perception, attitude, motivation, Intercourse premarital