Migration is defined as the permanent replacement of the place where it has lived for six months or more and affected the lives of individuals in a socially, economically, culturally, and politically. Today, with the direct or indirect effects of globalization, regional conflicts, poverty, technological developments, and the development of transportation and communication possibilities population movements have gained momentum and migration made to live through more intense waves in the world. Migrations are mostly caused by natural disasters, political developments, terrorism, security problems and socio-economic reasons. Nearly half of those doing migration for whatever reason is consisted of women and children. Among the risky groups in the migrant society, the most women and children are affected. Among the reasons for migration specific to women are frequent family migration. However, causes such as war, economic reasons and better living conditions have allowed women to take a more active role in the migration process. At the same time, it has made women vulnerable to many physical and psyholocical influences. Children who are often ineffective in migration decisions are been the most affected group in this process. Children have been faced with some physical, social and mental threats in this process. Therefore, migration, as an important social variables affecting the health of women and children at national and international level is encountered especially in recent years. If have considered the place in the family and society of the migrant women and children, it is obvious that their health problems should be carefully considered and the solution should be sought. In this review are discussed the effects of migration on women and children's health.