Your baby's umbilical cord goes through some big changes after birth. After it's cut, the remaining stump usually dries out, shrivels, and falls off within about two weeks. Sometimes, though, a small ...

Human beings breathe an average of 17,000 breaths a day. But who's counting? It's a process we take for granted, yet experts say good technique can help us slow down breath and use it to control ...

From the day we're born, we know how to breathe correctly. That means letting the diaphragm—the large, thin muscle just below the rib cage—do the work of drawing air into the lungs and letting it out.