Inclusion Criteria:  All participants have nonspecific NP for a period of >3 months All participants are presented with at least one active MTrP at the upper trapezius muscle, - All participants had not used any medications or physiotherapy to alleviate pain were included in this study.  Exclusion Criteria:  Participants who met these criteria had been excluded:  NP due to trauma, whiplash, cervical disc prolapse, inflammation, malignant disease, or any other neurological and orthopedic conditions, which will affect the assessment. Congenital malformation of the spine as it will alter the normal pattern of movements. Had any invasive therapies in the past month. Patients with sensory impairments, such as diabetic sensory neuropathy. Mental disorders.