Some of you are parents and have experienced a pregnancy, either as the mom or

 
Some of you are parents and have experienced a pregnancy, either as the mom or as the dad watching what was happening. Some of you will be parents someday or you know someone who has gone through a pregnancy.
What was the most interesting thing you learned in this section on pregnancy and lactation?
Was there something in this chapter that was new to you, something that you had never learned or didn’t know?
If you are a parent and would like to share a personal experience, we would love to hear what you have to say.