Inclusion criteria:
16 patients with non-specific chronic back pain for more than three months, in the age range of 20 to 50 years
16 healthy people without any pain in the age range of 20 to 50 years.
Exclusion criteria:
Patients with chronic back pain with specific neurological origin and specific pathology (tumor, etc.), patients with neurological and rheumatoid disorders, diabetes, patients with broken ribs, vertebrae, and pelvis, tailbone syndrome, abdominal aortic aneurysm, neoplasm , neuropathy and radiculopathy, osteoporosis, fibromyalgia, pain in other areas of the body, injury and use of drug during the study.
People who used antidepressants and anxiety medications
Patients with non-specific chronic back pain who were treated for the last three months.