والآن إحفظي هذه التعلیمات -٢- أطفال تحت الطلب ومنع الحمل

Now memorize these instructions... - 2 -

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Scientists and doctors have agreed that the eleven days that precede menstruation are definitely infertile days, and the wife can recognize them if she buys a calendar similar to the one shown.

Take a pen and record 11 days starting from April 18 in an anterior direction, that is, from back to front, so you pray until April 7, and you can rest assured that the days of this time are infertile days in which pregnancy does not occur at all.

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Black lines indicate fertile days, while days without lines remain sterile days.

The days leading up to March 31 remain sterile days, as they end as the cycle begins on March 21.

Then record seven days in a row until March 31, which are the fertile days, as sexual comparisons produce children during them.

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The picture listed above briefly illustrates the law of “Eugino and Knauss,” as you find 11 infertile days succeeding each other before the next menstruation, preceded by seven fertile days, during which comparisons produce offspring, and the remaining days of the cycle are infertile time.

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If the menstrual cycle is irregular. Its days vary between 25 and 28 days, so it is preferable to calculate it based on the longest cycle. If the period began on March 21, then April 18 should be considered the starting point for the second period, despite the possibility of blood appearing days before this date.

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How to apply Eugenio's law to a woman with an irregular menstrual cycle.

Take a pen and record 11 days starting from April 18 in an anterior and posterior direction, and you will reach April 7 or you will definitely reach the infertile period, and days in which pregnancy will not occur at all.

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Then record backwards seven fertile days. Sexual comparisons can produce offspring: but according to the addition of three more days to the fertile cycle, which are the days that separate the long and short cycle, and from the date of March 28 to March 21 are the remaining infertile days.

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How to apply Eugenio's law to a woman with an irregular menstrual cycle.
Reserve fertile days, during which comparisons produce children.