Sciatica is nerve pain from an injury or irritation to your sciatic nerve. In addition to pain, it can involve tingling or numbness in your back or butt that may radiate down your leg. Sciatica most often happens when a herniated disk or an overgrowth of bone puts pressure on the lumbar spine nerve roots. This happens "upstream" from the sciatic nerve. This causes inflammation, pain and often some numbness in the affected leg. The passage of time is probably the best proven treatment. About 80%-90% of people with sciatic nerve pain get better within a few weeks. Sciatica is a painful condition with many possible causes. Learn what you can do to relieve sciatic nerve pain at home. Sciatica often results in pain radiating down the leg. The term "sciatica" usually describes a symptom —pain along the sciatic nerve pathway—rather than a specific condition, illness, or disease. [4] . Some use it to mean any pain starting in the lower back and going down the leg. [4] . For related background details, please refer to our report on bmw x5 cooling system diagram. Sciatica means an irritated or compressed sciatic nerve. It's a nerve that travels from your lower back down each leg — and can commonly cause pain in your backside. The sciatic nerve, also called the ischiadic nerve, is a large nerve in humans and other vertebrate animals. It is the largest branch of the sacral plexus and runs alongside the hip joint and down the lower limb. Find out more about sciatica, a pain caused by irritation or compression of the sciatic nerve, including the symptoms, what you can do to ease the pain, and when to get medical help.

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