Researchers at Cedars-Sinai Medical Center have found that patients with shortness of breath can have a higher risk of dying from cardiac disease than patients without symptoms, and even than patients with typical cardiac pain.
The sternum, commonly known as the breastbone, is a long, narrow flat bone that serves as the keystone of the rib cage and stabilizes the thoracic skeleton. Several muscles that move the arms, head, and neck have their origins on the sternum.
RIB CAGE DIAGRAM. STERNUM. The sternum is the long and flat bone structure that is actually a plate consisting of 3 separate bones. Consisting of the upper manubrium, the central body, and the lower xiphoid process, the sternum creates an anchor for the ribs meeting centrally at the midline of the body.