What is Sciatica?
Irritation or compression of the ‘sciatic nerve’. The sciatic nerve is a group of nerves that exit the spine at the lower part of the back, which control the muscles of the back of the knee and lower leg. Providing sensation to the back of the thigh, part of the lower leg, and the sole of the foot. The sciatic nerve is the longest nerve in your body.
What are the Symptoms of Sciatica?
It may feel like a mild tingling, dull ache, or burning sensation. The pain often starts slowly and may get worse:
- After standing
- After sitting
- At night
- When sneezing
- Bending backward
- Walking more than a feet
When the sciatic nerve is compressed, it can cause a pain that radiates out from your low back and travels down your leg to your calf.
The pain most often occurs on one side. Some patients have sharp pain in one part of the leg or hip and numbness in other parts. The pain or numbness may also be felt on the back of the calf or on the sole of the foot. The affected limb may feel weak.
Common causes of sciatica include:
- Slipped disc
- Spinal stenosis
- Piriformis syndrome (a pain disorder involving the narrow muscle in the buttocks)
- Pelvic injury
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