why is the postpartum period sometimes called the fourth trimester

why is the postpartum period sometimes called the fourth trimester. There are some references to why is the postpartum period sometimes called the fourth trimester in this article. If you are looking for why is the postpartum period sometimes called the fourth trimester you've came to the right place. We have posts about why is the postpartum period sometimes called the fourth trimester. You can check it out below.