To investigate the effect of high-intensity laser acupuncture on fatigue, proprioception, back pain and Pain self-efficacy in patients with chronic nonspecific low back pain (CNLBP).
1. The patients had CNSLBP with age from 20 to 40 years from both genders.
Neurological, infectious diseases and systemic illness such as rheumatologic diseases,systemic lupus erythematosus, diabetes mellitus type I or II.
Psychiatric/mental deficit.
Patients who had a previous surgical history (within 6 months) will also excluded
participation in other treatment within the previous 3 month.