The period from the third stage of labor through the uterus's recovery after childbirth.
state immediately after childbirth, usually 4-6 weeks
time period following childbirth when the mother's uterus shrinks and the other functional and anatomic changes of pregnancy are resolved; "a perinatologist cared for her during the puerperium"
The period of time after delivery in which the reproductive tract returns to its normal,nonpregnant condition. X Y Z