This paper aims at investigating the realities of puerperal period of Korean women, chiefly in the city of Seoul, on the basis of their living standard, schooling caree by age groups, to contribute to the improvement in health of mother and child. In this paper in which the writer, aming 492 women in Seoul a subject of this investigation and giving them 34 items of questionnaires, has studied their concern and practices to recover their health during a lying-in period, and drawn a conclusion as follows : Though their place of childbirth and food they take during the period are varied according to their standard of living, their practices and managements after parturition are true to the conventional usage which is far from modern scientific methods. Problems for the better management during puerperal period are : 1. to have expactent and nursing mothers better educated in their antenatal care ; 2. to let the family planners have more understanding about the problems of puerperal period ; 3. to make those who are concerned study on the problems interdependent between puerperal period and pregnancy and child birth.