The belly button — or navel — is where the umbilical cord is joined to the fetus. The umbilical cord runs from the fetus to the placenta. It supplies the fetus with nutrients and oxygen, and carries ...

Ever since we learned that the third trimester six-pack is a thing, we’ve been fascinated by the mysteries of the pregnant belly. What really has us perplexed, in particular: Why does a woman's ...

Fitness expert Leah Keller shares tips to tone your post-pregnancy belly. — -- New mothers are turning to an exercise method to help beat the so-called "mummy tummy," the stubborn post-pregnancy ...