Investigation the Effects of Stabilization Exercises on Pain, Disability and Activity of Pelvic Floor Muscles in Patients With Postpartum Lumbopelvic Pain

Inclusion Criteria: * age more than 18 years old * pain located between costal margin to gluteal fold with or without radiation to lower limbs * onset of pain during pregnancy or after delivery * history of delivery at least 3 months ago. Exclusion Criteria: * known chronic rheumatologic or Orthopedic disorders * systemic locomotor disease * history of fracture, neoplasm,intervertebral disk pathology or radiculopathy, spondylolysis or spondylolysthesis * contraindication of exercises, heart disease, diabetes, thrombophlebitis, uncontrolled epilepsy * ongoing pregnancy * treatment with specific stabilisation exercise during previous 3 months.