When the Bottom Ribs Aren't Attached to the Breastbone Medically reviewed by Jane Kim, MD Floating rib injuries are caused, in part, by a vulnerability in human anatomy. The rib cage, which is made up ...

Your rib cage consists of 12 pairs of curved ribs that are evenly matched on both sides. Men and women have the same number of ribs. It’s a myth that men have one less pair of ribs than women. Your ...