This study will Investigate the effect of vestibular rehabilitation on:

Primary outcomes: Vestibular evoked myogenic potentials, Balance,and Cervical proprioception.

Secondary outcomes: Functional disability and pain intensity level

Inclusion Criteria:

• Adult patients (40-to-60 years old) diagnosed as cervical spondylosis with vestibular dysfunction manifestation (Shi et al., 2024).
• Normal BMI 20-to-25 kg/m².
• All patients have chronic neck pain lasting for more than 3 months (Sadeghi et al., 2022).
• The area of chronic neck pain will defined to the cervical region, possibly with referred pain into the occipit, nuchal muscles, and shoulders.

Exclusion Criteria:

• Signs of serious pathology (e.g., rheumatoid diseases, ankylosing spondylitis, tumor),
• History of cervical spine surgery,
• History of trauma or fractures in cervical spine, and
• Signs of vascular syndrome such as vertebrobasilar insufficiency and no usage of non steroidal anti-inflammatory drugs two weeks before treatment (Sadeghi et al., 2022).