Osteopathic Manipulative Treatment Versus Therapeutic Exercises in Subjects With Chronic Non-specific Low Back Pain

Inclusion Criteria: * Subjects with constant or intermittent low back pain with intensity greater than 30 mm visual analog scale (VAS) for at least three months duration, with a diagnosis of chronic low back pain Exclusion Criteria: * Subjects who have spine fractures, * Dislocations * Ligament ruptures * Muscle ruptures * Skin lacerations * Sacroiliitis * Vertebral osteomyelitis * Infection * Disc herniations with radicular symptoms * Rheumatic disorders * Cauda equina syndrome * Tumors * Referred pain visceral * Red flags * Lower limb discrepancy greater than 2 cm * Several conditions requiring participants to be absent for more than two weeks of activities in the experiment * Positioning itself as not volunteer the same.