This seat cushion may help alleviate pressure and allow you to sit straight without pain. It is specially designed to minimise direct contact between the sensitive tailbone area and the surface of ...

These nerves send signals for things like pressure, pain, temperature ... At the lower end, the 11 lumbar, sacral, and coccygeal dermatomes are often grouped together as the lower extremity ...

Your SI joint, or sacroiliac joint, connects your sacrum (otherwise known as the tailbone) and your illiac, the bone of the topside of your pelvis. Technically, there's two of these joints—one on ...

There are 5 sacral vertebrae, which are fused as one bone and known as the sacrum, in the sacral region. There are 3 to 5 coccygeal vertebrae, which are fused as one bone and known as the coccyx ...