Cervical spondylosis is a common degenerative condition of the cervical spine that most likely caused by age-related changes in the intervertebral disks. This includes the disks or cushions between the neck vertebrae and the joints between the bones of the cervical spine. These changes can compress one or more of the nerve roots. In advanced cases, the spinal cord becomes involved. People who are very active at work or in sports may be more likely to have this. The major risk factor is aging. Other factors are overweight, heavy lifting or a lot of bending and twisting, Past neck injury, Past spine surgery, Ruptured or slipped disk, Severe arthritis, Small fractures to the spine from osteoporosis. Symptoms often develop slowly over time, but they may start or get worse suddenly. Pain may spread to the upper arm, forearm, or fingers.