Tailbone pain, also known as coccydynia is a pain or discomfort that occurs in the coccyx, the small triangular bone in the base of the spine. It can range from a mild ace to a sharp pain ...

There are 5 lumbar vertebrae in the lumbar region. 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 ...