The cervical spine is the vertebrae of the neck, and when cervical spondylosis occurs, appropriate symptoms can occur. Symptoms caused by cervical spondylosis mainly include stiffness and pain in the neck and shoulders, dizziness, and pain and numbness in the upper extremities. Cervical spondylosis can be categorized into 6 types according to its symptoms as well as imaging tests. 1. Cervical cervical spondylosis: the main symptom is stiffness of the neck and shoulders. 2. Vertebral artery-type cervical spondylosis: due to insufficient blood supply to the brain, patients tend to experience dizziness. 3. Neurogenic cervical spondylosis: due to the compression of nerves, patients mainly suffer from neck and shoulder pain with pain and numbness in the upper limbs. 4. Sympathetic cervical spondylosis is characterized by neck and shoulder discomfort accompanied by nausea, vomiting and rapid heart rate. 5. Spinal cord cervical spondylosis: compression of the spinal cord, the patient often appears on the feet like cotton feeling, lower limb weakness and other symptoms. 6. Mixed cervical spondylosis: Patients with two or more types of cervical spondylosis may experience all of the above symptoms. If the corresponding symptoms appear, it is recommended that the patient consult a doctor in time to avoid aggravation of the condition.