When the Bottom Ribs Aren't Attached to the Breastbone Medically reviewed by Jane Kim, MD Floating ribs are a normal part of human anatomy, but like other ribs, they can be injured and cause pain.

Chest pain can indicate an injury to your ribcage, surrounding muscles, or connective tissue. Pulled muscles, fractured ribs, and arthritis are all potential causes. Your musculoskeletal system ...