The Science of Natural Family Planning

For more information: visit the Natural Family Planning Research Database “Â…there is both interest in and misinformation about NFP today. We find people around the world dedicated to its promotion and development. The purpose of this article is to review the scientific findings which are the foundation of NFP with the expectation thatÂ…teachers of NFP will use this information to renew acquaintance with and commitment to NFP. We begin by reviewing the methods themselves and how well couples use them to time the births of their children. The effectiveness of NFP methods, when properly used, is equal or greater than that of barrier methods. We touch upon the shibboleth that the use of these methods may lead to birth defects or spontaneous abortions. The question of abstinence and reduced intimacy is examined and acknowledged. Finally, we examine the role of NFP in the diagnosis and treatment of infertility. Various Methods of NFP Most adult women in the world know that they can become pregnant for only a few days each month, generally about midcycle for women who are regular in their cycle. NFP is a body of knowledge based on naturally occurring signs and symptoms, that teaches women how to identify these days. The modern methods can identify the fertile time even in women who are irregular and amenorrheic. The Calendar Rhythm method is the original NFP method developed simultaneously in Japan and Germany in the 1930s. It is the method commonly associated with NFP but has an undeservedly bad reputation because couples neglect to use it properly. It is simple and does not require daily observations as do...