What are the possible causes of widespread neural/nerve tension from the spine causing nerve pain and limited movement?

Neural Tension Sx: Nerve pain is the most disabling pain one can get. The nerve pathways go right to the brain. They say if you look at a nerve funny you will have 9 months of symptoms. The reaction of the body to pressure against a nerve is immediate and intense. Typically, neural tension develops in the spine from a bulging or herniated disc. Mri is crucial to look at the anatomy and nerve conduction testing.