What Causes Sciatica?

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Under most circumstances, sciatica occurs when the sciatic nerve is pinched by a herniated disk in your spine or by an overgrowth of bone on your vertebrae. It may be associated with neurological dysfunction, such as weakness. The pain is usually sudden and shooting. Here are some other causes of sciatica:
  • Spinal disc herniation
  • Spinal stenosis
  • Piriformis syndorme
  • Pregnancy
key words: common causes sciatica