The Identification of Postovulation Infertility with the Measurement of Early Luteal Phase (Peak Day +3) Progesterone Production.

Unlabelled: This study reports on 632 cycles from 105 women who were using the CREIGHTON MODEL Fertility™ System to avoid pregnancy and had either a serious reason to avoid pregnancy or some degree of a lack of confidence. A progesterone level was drawn on the third day after the Peak Day as they were charting, and if the progesterone level was 2.3 ng/mL or greater, then ovulation was determined to have passed.

A Quantitative Self-Assessment of Seminarians' Response to a Curriculum Addition on Marriage, Sexuality, Fertility, and Naprotechnology: The Kenrick-Glennon Experience (2006-2015).

Unlabelled: A special course on Marriage, the Family and Human Sexuality was established at Kenrick-Glennon Seminary in St. Louis so as to assist the seminarians in their better understanding of the Church's teaching relative to natural methods of family planning and women's health care. This article compares the response at the beginning of this three-credit semester course to the same seven-item questionnaire given at the conclusion of the course.

Hormonal Contraception and the Informed Consent.

Unlabelled: Since the 1960s, hormonal contraceptives have become the most commonly used method of pregnancy prevention in the United States and the world. Oral contraceptives are used by a large percentage of women, including Christian women. There are known health risks to women demonstrated in research published since Pope Paul VI's prophetic encyclical in 1968.