NFP and the Marital Relationship: The Catholic University of America Study
M. Peter McCusker
This article reports on the findings of a study conducted at the Catholic University of America on the relationship between fertility-awareness methods of NFP and the marital relationship. 

The Impact of Natural Family Planning on Selected Aspects of the Couple Relationship
Thomasina Borkman & Mary Shivanandan
George Mason University sociology professor, Thomasina Borkman and author, Mary Shivanandan examine empirical research on couples using NFP. They share results regarding satisfaction with periodic sexual abstinence, attitude toward the sexual relationship, joint responsibility, and couple communication. This study also examines the knowledge of the couple's fertility awareness.

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