Cross Cultural Adaptation, Reliability &Validity of The Arabic Version of 8_Item Jaw Functional Limitation Scale In Temporomandibular Joint Disorders

Inclusion Criteria: * Patients aged 18 to 65 years . * Diagnosis of temporomandibular disorders ) jaw pain-popping sounds in the jaw -limited jaw movements - orofacial pain ) for one month at least, not receiving actual treatment for the orofacial region (splinting) * Being conscious and oriented. * Able to read and write in Arabic. * Both Genders were included. Exclusion Criteria: * History of trauma (recent head or neck or TMJ severe trauma) * Recent surgery at the neck, head or TMJ * Diagnosed systemic and psychiatric diseases; diseases that may affect the TMJ, such as ankylosing spondylitis or rheumatoid arthritis; and pregnancy