Strain or tearing of the S.I. Joint ligaments. The S.I. Joint is the connection between your tailbone (sacrum) and pelvic bone (ilium).
Direct trauma or repetitive rotation to the lumbar spine and pelvis.
Pain in the lower region of the lower back which may be exaggerated by sitting or standing for extended periods of time.
Decreased activity to allow joint to rest and heal. Conservative physical therapy program provided by a certified professional should help expedite your recovery. A S.I. Back Belt will help stabilize a loose or overly flexible S.I. Joint. Click for Back Stretches