6.The hand that rocks the cradle doesn't rock the bedroom.

6.The hand that rocks the cradle doesn't rock the bedroom. 
 Research indicates that one-third of couples experience significant sexual loss upon having children. For instance, across ninety studies, parents had lower marital satisfaction than non-parents, and a strong correlation was found between marital dissatisfaction and greater number of children. For women, it is increasingly difficult to carve out the duel identity of mother and sensual lover. Plus, there is a rival for her affections--children.