+A disc herniation occurs when a [Spinal Disc](/wiki/spinal_disc)'s soft inner core pushes through its tougher outer layer. This protrusion can compress nearby [Nerve](/wiki/nerve) roots, causing significant [Pain](/wiki/pain), numbness, or weakness, often radiating away from the spine.
+## See also
+- [Sciatica](/wiki/sciatica)
+- [Back Pain](/wiki/back_pain)
+- [Spinal Cord](/wiki/spinal_cord)
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