What Causes Back Muscle Spasms?
unknonw, combined causes most likely chronic vs acute upper vs lower risk factors theories pain-spasm-pain cycle
unknonw, combined causes most likely chronic vs acute upper vs lower risk factors theories pain-spasm-pain cycle
Injury
Ref 5, 6 = strain? separate? sudden MVA, sports check for red flags poor body mechanics, posture - overuse??
Aging Spine
degenerative disc disease ref 10
Facet Joint Disorder
Ref 7, also in resources (better) 2 change subhead
Stress
resource 3?? psychogenic depression
Concerns
muscle weakness, bowel or bladder tetanus, osteo ankylosing spondylitis