Deep vs Superfical Paraspinals
The chronic low back pain multifidi and longissimus cause can be severe. Of the seven primary muscle groups that refer pain into the low back these are the only two of them live in the lumbar spine.
Note that the pain of trigger points in the multifidi remain as localized ‘spots’. You may have just one, or there may be several trigger points in different multifidi at different points along the spine. Tr