mini abstract: this study is an extended follow up of the original trial study (nct00600197) that has been published in the clinical journal of pain. this trial aimed to explore if the proposed multidisciplinary program could improve quality of life and disability of the patients suffering from chronic low back up to 36 months.   methods and material: in this clinical randomized trial seventy p...

introduction: besides having major effects on the stability of lumbar vertebrae, diaphragm and abdominal muscles play an important role in respiration. the function of these muscles may gradually change in patients with chronic low back pain leading to an inefficacious respiration. the aim of this study was to evaluate respiratory volumes in a group of patients with chronic low back pain and to...

background: many workers suffer from low-back pain. type and severity of spinal complaints have relationship with work load. lack of adherence to ergonomics recommendations among the important causes of low-back pain. objective: to assess the effect of 3 ergonomics training programs on the prevalence of lowback pain among workers of an iranian automobile factory. methods: in a parallel-design 4...