People with lumbar spinal stenosis will commonly experience pain when the lumbar spine is extended (bent backward) and relief when the lumbar spine is flexed (curved forward). This is because ...

The lumbosacral joint, also called L5-S1, is a term used to describe a part of the spine. L5-S1 is the exact spot where the lumbar spine ends and the sacral spine begins. The lumbosacral joint ...