Core Muscle Training in Patients With Chronic Mechanical Low Back Pain

The goal of this study is to train core muscles in patients with chronic low back pain, the researchers will compar between the effect of suspension exercise core muscle training and pressure biofeed back core muscle training

Inclusion Criteria: * 1\. Forty-eight male and female CNLBP patients were included in this study. 2. Their age ranged from 20 to 35 years. 3. Patients complained of pain and discomfort in the lumbosacral and buttock region, lasting from 3 to 24 months. Exclusion Criteria: 1. Discogenic patients with or without radiculopathy. 2. Underlying disease such as malignancy. 3. Viscerogenic causes of back pain, pregnancy. 4. Infection or systemic disease of musculoskeletal system. 5. Sensory disturbance. 6. Evidence of previous vertebral fractures or major spinal structural abnormality, spondylolysis, spondylolisthesis, ankylosing spondylitis, or sacroiliitis. 7. Neuromuscular diseases like multiple sclerosis or dermatologic disease that involves the lumber and abdominal area, contractures. 8. History of previous back surgery or trauma. 9. BMI ≥ 25 to avoid effect of obesity. 10. Post menopause females to exclude post menopause hormonal changes. 11. Metabolic diseases such as diabetes and hypothyroidism, coagulopathies (such as hemophilia). 12. Usage of anticoagulants, febrile state; or anyone who had used coffee or tobacco 24 hours before the study evaluation.