Mother-in-Law Problems: They're Worse for Women

the most common flash points were issues traditionally considered maternal ones: child care and housework. Conflict arises when the newcomer and the more experienced matriarch wrestle over whose way is best. There's a concern that the values and norms of a different culture will take your son and your grandchildren away from the values and norms embedded in your own family.
child-rearing was one of the most constant and stressful sources of conflict between daughters-in-law and mothers-in-law.