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Related Experiment Videos

Reproductive function and contraception in the postpartum period

I Y Wang1, I S Fraser

  • 1Department of Obstetrics & Gynaecology, University of Sydney, New South Wales, Australia.

Obstetrical & Gynecological Survey
|January 1, 1994
PubMed
Summary

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Breast-feeding delays the return of menstruation and ovulation postpartum, making it an unreliable contraceptive for individuals. Lactating women often use additional birth control methods due to variability.

Area of Science:

  • Reproductive Endocrinology
  • Maternal Health
  • Contraception

Background:

  • The postpartum period involves significant hormonal and physiological changes for women.
  • Breast-feeding alters these postpartum changes, affecting the return of reproductive function.
  • Lactational amenorrhea, while a population-level contraceptive, has unpredictable individual effectiveness.

Purpose of the Study:

  • To review postpartum reproductive function in relation to breast-feeding.
  • To discuss contraceptive options for lactating women.
  • To highlight the variability in postpartum ovulation and menstruation return.

Main Methods:

  • Literature review of postpartum reproductive physiology.
  • Analysis of studies on breast-feeding and return of menstruation/ovulation.
Keywords:
AustraliaBreast FeedingContraceptionDeveloped CountriesFamily PlanningFamily Planning, Behavioral MethodsFecundityHealthInfant NutritionLactation, ProlongedMenstrual CycleMenstruationNutritionOceaniaOvulationPostpartum WomenPuerperiumReproduction

Related Experiment Videos

  • Overview of contraceptive efficacy and usage in lactating women.

    • Main Results:

    • Non-lactating women typically resume menstruation by 55-60 days and ovulation by 40-50 days postpartum.
    • Breast-feeding delays menstruation to 8-15 months and ovulation to 30-40 weeks postpartum.
    • Pregnancy rates during lactational amenorrhea range from 2-10%, with significant individual variability.

    Conclusions:

    • Breast-feeding's contraceptive effect is variable and unpredictable for individuals.
    • Lactating women frequently use barrier methods, IUDs, or progestogen-only contraceptives.
    • Understanding postpartum reproductive changes is crucial for effective family planning.