Medically reviewed by Anju Goel, MD Pain under the left rib cage is common, and several health conditions can cause it.

Lung cancer is the second most common cancer in the United States. Lung cancer may cause rib cage pain or chest pain that worsens when breathing deeply, coughing, or laughing. Other symptoms may ...

Medically reviewed by Reza Samad, MD Possible explanations for why your ribs hurt can include injuries, inflammation or ...

Alternately, when you breathe out and your rib cage deflates, it can bulge outward. Other symptoms of flail chest can include: Bruising, discoloration, or swelling in the area of the broken bones ...