When is lactation normal?

Lactating women's menstrual cycle time is generally 42 days to a year, mainly affected by hormone levels in the body, especially prolactin levels. Lactating women according to their own hormone levels, whether breastfeeding, uterine recovery, individual constitution and other conditions menstrual cycle time is not the same. In general, women choose milk powder feeding after childbirth, menstrual cycle time is faster, mostly 6-10 weeks postpartum; Postpartum breast-feeding women, due to high levels of prolactin in the body, will delay ovulation and menstrual period, so the menstrual cycle time is late, mostly 4-6 months after childbirth. In addition, due to different personal constitutions, postpartum menstrual cycle time will also be earlier or later.