Your SI joint, or sacroiliac joint, connects your sacrum (otherwise known as the tailbone) and your illiac, the bone of the ...
The sacrum and the coccyx each consist of multiple ... Disc problems at L5-S1 herniation can also cause lower back pain and ...
where the last lumbar vertebra may take on characteristics of the sacral vertebrae. This condition can be associated with various spinal issues, including low back pain and degenerative changes in ...