After cervical degeneration, the most important manifestations are: first, the physiological curvature of the cervical spine becomes straight and the neck muscles become strained, this kind of patient mainly shows that the cervical spine sometimes has a strange sound clicking, the activity of the cervical spine is inflexible, the cervical spine muscles are easily sore, painful and easily fatigued, this is the early symptom. If the degeneration of cervical spine further aggravates, the intervertebral disc protrudes, and the bony growth in the intervertebral space compresses the nerves or blood vessels, it will be accompanied by muscle soreness, pain, weakness, unstable walking in the upper or lower limbs, and numbness in the limbs, difficulty in controlling urination and defecation, incontinence and so on. If the pressure on the nerve is further aggravated, it will cause difficulty in breathing, breathlessness, coughing and weakness. Therefore, the symptoms of cervical spondylosis degeneration, from mild to severe, are firstly soreness, pain, numbness and discomfort of the neck muscles, then numbness of the limbs, weakness of the limbs and unstable walking, and the most serious ones will affect urinary and fecal dysfunction and breathing difficulties.