Lumbar and Gluteal Motor Control in Chronic Low Back Pain

Inclusion Criteria: * Age between 18 and 65 years. * Non-specific low back pain with an intensity greater than 3/10 on a visual analogue scale. * Symptom duration longer than 3 months. * Sufficient understanding of spoken and written Spanish to adequately comprehend the intervention instructions and complete the assessments. Exclusion Criteria: * Severe lumbar or hip trauma within the previous 6 weeks. * Prior vertebral fracture or lumbar disc herniation. * Fibromyalgia. * Active oncological disease. * Diagnosis of a severe psychiatric disorder. * Pregnancy. * Uncontrolled rheumatologic pathology. * Coexisting auto-immune pathology or chronic inflammatory disease.