Our intervertebral disc is a cushioning layer sandwiched between our vertebraes. It functions primarily as a shock and pressure absorber.

The intervertebral disc consists of a tough and fibrous outer layer called the annulus, which surrounds an inner gel layer called the nucleus pulpous. (See diagram above)
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​Slipped disc or disc herniation is a spinal condition involving a tear at the outer annulus layer , thus causing