We all know there's a heart in the body; we've been reading about it since childhood. As long as it beats, humans live. Let's tell you about the second heart and where it is located. Where is the ...

Science writer Mary Roach is fascinated by the human body, especially, she says, the "gooey bits and pieces of us that are performing miracles on a daily basis." Take the human heart, for instance. If ...

Editor's Note: This story was included as an excerpt in WBUR's weekly health newsletter, CommonHealth. If you like what you read and want it in your inbox, sign up here. There are some questions ...

A new type of surgically implanted pump that can support a child's failing heart has passed the first stage of human testing in a recent trial. A small, implantable cardiac pump that could help ...

The Food and Drug Administration recently approved a heart stent made specifically for infants and young children, a device that could help kids born with certain congenital heart defects avoid a ...