Why breast-feeding really can be easier the second time around

Now, a new study in mice hints at another reason why breast-feeding the second baby could be easier: Our bodies seem to remember how to make milk. After a first pregnancy, milk-producing mammary glands remain in a state of preparedness, ready to quickly spring into action and feed subsequent babies, Camila dos Santos of Cold Spring Harbor Laboratory in New York and colleagues write May 19 in Cell Reports.