Amish believe large families are a blessing from God. Amish rules allow marrying only between members of the Amish Church. The elderly do not go to a retirement facility; they remain at home. As time has passed, the Amish have felt pressures from the modern world; their traditional rural way of life is becoming more different from the modern society. Isolated groups of Amish populations may have genetic disorders or other problems of closed communities. Amish make decisions about health, education, relationships based on their Biblical interpretation. Amish life has influenced some things in popular culture. As the Amish are divided into the Old Order Amish, New Order Amish, and Beachy Amish, the way of life of families depends on the rule of the church community to which they belong. Family and personal life Having children, raising them, and socialization with neighbors and relatives are important functions of family in the Amish culture. Amish believe large families are a blessing from God. The family has authority over the individual throughout life. A church district is measured by the number of families (households), rather than by the number of baptized persons. Families take turns hosting the biweekly preaching service. Parents accountable to the Lord for the spiritual welfare of their children. Women have different chores from men, and chores within the home normally divided by gender. Formal education ends after eighth grade, following which children are trained for their adult tasks. Boys work with the father in the fields, in the barn, and around the buildings; girls work inside the home and garden, alongside the mother. Youth and courtship Rumspringa (Pennsylvania German lit. "jumping around") is the period of adolescence that begins the time of serious courtship. A certain amount of misbehavior is expected, but it is neither encouraged nor overlooked. At the end of this period, Amish young adults are baptized into the church and usually marry, with marriage permitted only among church members. A small percentage of the young people choose not to join the church, deciding to live the rest of their lives in wider society and marry someone outside the community. The age for courting begins at sixteen (in some communities, the girl could be as young as fourteen). The most common event for boy-girl association is the fortnightly Sunday evening sing; however, the youth use sewing bees, frolics, and weddings for other opportunities. The sing is