Back pain when you breathe might indicate conditions like muscle strain or heart issues. Seek medical attention if the pain doesn't improve or comes with severe symptoms like numbness or fever.

The New York Mets placed Justin Verlander on the injured list with a strained back muscle on opening day, sidelining the reigning AL Cy Young Award winner before his first appearance with the team.

Cornerback Fred Smoot did not participate in the Washington Redskins' practice yesterday because of a strained muscle in his back, and left tackle Chris Samuels missed part of the practice because of ...