Oh, Mama! Kristin Cavallari Debuts Fab Post-Baby Body

"I honestly can say I owe it all to breastfeeding," she tells PEOPLE. "I read somewhere that it's like running six miles a day. I know [nursing is] difficult for a lot of moms so it's easier said than done."

Source: http://feeds.celebritybabies.com/~r/celebrity-babies/~3/9xkfYlgGfv0/

usps ups bachelor pad bachelor pad FedEx Green Coffee Bean Extract the voice