Science today isn't the same as the science 2000 years ago was but some principles remain the same. The human knowledge constantly grows but with more knowledge there comes even more mysteries and unsolved questions, so science is always going forward.
Causes. The most common cause of a cervical herniated nucleus pulposus is gradual degeneration of the disc, attenuation (weakening) of the posterior annulus fibrosis, and subsequent protrusion of the nucleus pulposus into the spinal canal causing compression of the nerve root.
Herniated Disc Video. Herniated Disc. If a disc problem is causing nerve root pain, or pain that travels along one of the nerves that exits the spine, it is called radicular pain. This can happen if the inner material of the disc, the soft nucleus, leaks out of the disc (or âherniatesâ) and touches the nerve root.