Q:

What is the sciatic nerve?

A:

Quick Answer

The sciatic nerve is the primary nerve that runs down the back of the leg. It branches from the lower spine and runs the entire length of the leg and foot.

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Full Answer

Because of its length and direct connection to the spine, the sciatic nerve is vulnerable to pain from multiple causes. Lumbar spine injury are a cause of pain in the sciatic nerve; when the discs swell due to injury, they compress the nerve. Muscle injury in the leg and hip is also a cause of sciatic nerve pain. Sciatic nerve injury sometimes spreads to the entire leg, causing numbness, pain and weakness.

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Related Questions

  • Q:

    What is a sciatic nerve diagram?

    A:

    A sciatic nerve diagram is a diagram displaying the sciatic nerve in relation to other parts of the body. The sciatic nerve begins in the lower back and runs down the length of the entire leg. It is both the longest and widest nerve in the body.

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  • Q:

    What is the anatomy of a sciatic nerve?

    A:

    Five spinal nerve roots come together to make up the sciatic nerve, the largest nerve in the human body. The sciatic nerve branches to form both the tibial and common fibular nerves.

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  • Q:

    How do you heal a bruised sciatic nerve?

    A:

    A pinched or irritated sciatic nerve can be treated with physical therapy in most instances, reports Spine-health. These exercises relieve pressure on the nerve root, thus alleviating the pain. In some cases, chiropractic manipulation or epidural injections may be needed.

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  • Q:

    What are some exercises to ease sciatic pain?

    A:

    Sciatic pain can be relieved by performing press ups and curl ups, along with extension exercises to ease the pressure on the sciatic nerve and leg lifts that can be performed in or outside of water. Other useful exercises include back extensions and knee-to-stomach stretches.

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