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.
Possible causes of a herniated disc. A herniated disc can result from a number of factors, including: The natural aging process â Due to the cumulative effects of ongoing wear and tear on the spinal components, the intervertebral discs gradually weaken and become more susceptible to rupture.