Mar. 27, 2025 — In vertebrates, the skeleton of different regions of the body arises from different precursor cells. Researchers have now discovered that these skeletal cells do not just differ ...

Most people have 24 ribs, with 12 on each side of the body. No evidence indicates any difference between males and females. The ribs and rib cage are excellent examples of the human body’s ...

An osteophyte is a bony outgrowth or “bone spur” that develops slowly over time in and around joints. Bone spurs often do not cause symptoms. They usually only cause pain if they impinge on other ...