‌‌The sternum – sometimes called the breastbone – is the flat bone in the center of your chest. Your ribs and collarbone connect to your sternum. A break in your sternum is also known as a sternal ...

Many conditions can cause pain in the sternum, including injuries, pneumonia, bronchitis, and costochondritis. Gastrointestinal problems, such as acid reflux, can cause pain behind the sternum. People ...

Your sternum is located in the middle of your chest and is also known as the breastbone. It protects the organs of your torso from injury and serves as a connection point for other bones and muscles.

Causes of a lump on your chest can include a cyst, abscess, lipoma, or benign tumor. A doctor can diagnose the lump with imaging tests, and if they find anything, they can recommend treatment. When ...