Herniated discs in the cervical and lumbar spine are collectively referred to here as herniated discs, mainly because the tissues of the disc (nucleus pulposus, annulus fibrosus and cartilage plate), especially the nucleus pulposus, undergo various degrees of degenerative changes, and under the action of external and self-imposed factors, the annulus fibrosus of the disc ruptures and the nucleus pulposus protrudes or comes out from the rupture, resulting in a series of clinical symptoms due to irritation or compression of the adjacent tissues. symptoms. The main clinical symptoms of cervical disc herniation: 1. Nerve root type: numbness and pain in the shoulder and upper extremity due to stimulation of the nerves innervating the upper extremity, and lack of finger movement, which may also cause headache. 2, spinal cord type: early numbness of both lower extremities, inactivity, walking difficulties, walking with both feet feeling like “stepping on cotton”, later can develop to urinary and fecal disorders, numbness and weakness of both upper extremities. 3, sympathetic nerve type: droopy eyelids, tinnitus, nasal congestion, foreign body sensation in the pharynx, palpitations, excessive sweating or no sweating on the face or this side of the limb, etc. 4.Vertebral artery type: due to the stimulation of the vertebral artery, resulting in insufficient blood supply to the brain, manifesting dizziness and headache, which may be suddenly aggravated by turning the head or even fainting (transient coma) 5.Mixed type: two or more types exist at the same time.