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Published on: 3/5/2025

Is It Normal to Have Irregular Periods While Breastfeeding?

Yes, it is normal to have irregular periods while breastfeeding. Many women experience changes in their menstrual cycle during this time due to the natural effects of breastfeeding.

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Explanation

When you breastfeed, your body makes a hormone called prolactin, which helps produce milk. Prolactin can also stop your ovaries from releasing eggs regularly. This means that your period might come at different times or be lighter than usual. Some women even do not get a period at all for a while. As breastfeeding continues, your cycle may gradually return to normal once you reduce your nursing frequency or stop breastfeeding. This irregularity is a natural way your body adjusts to the demands of caring for your baby. It is important to remember that every body is different, and some women may notice their periods returning sooner than others. If you have any concerns about your cycle or if you notice any unusual changes, it is a good idea to talk with a healthcare provider. They can help explain what is happening in your body and offer guidance if anything does not seem right.

(References)

  • McNeilly AS, Tay CC, Glasier A. Physiological mechanisms underlying lactational amenorrhea. Ann N Y Acad Sci. 1994 Feb 18;709:145-55. doi: 10.1111/j.1749-6632.1994.tb30394.x. PMID: 8154698.

  • Mola GL, Amoa AB. Reporting of lactation and normal menstrual information by Papua New Guinean women. P N G Med J. 1999 Sep-Dec;42(3-4):71-2. PMID: 11428498.

  • Egbuonu I, Ezechukwu CC, Chukwuka JO, Ikechebelu JI. Breast-feeding, return of menses, sexual activity and contraceptive practices among mothers in the first six months of lactation in Onitsha, South Eastern Nigeria. J Obstet Gynaecol. 2005 Jul;25(5):500-3. doi: 10.1080/01443610500171250. PMID: 16183590.

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