What is sciatica? 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 also radiate down your leg. …

Jan 31, 2024 · 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 …

Mar 4, 2025 · The most common one removes the part of your herniated disk that's pressing on the sciatic nerve. Learn more about sciatica and the radiculopathy lumbar region.

Jun 26, 2025 · “Sciatica" is not actually a problem of the sciatic nerve itself. Instead, sciatica is usually caused by irritation of or injury to one of the nerve roots that combine to form the sciatic nerve.

It is pain that starts along your sciatic nerve and spreads down your buttock and the back of 1 thigh. It is usually caused by a herniated (or bulging) disk in your spine that presses on your sciatic nerve.

2 days ago · Sciatica symptoms cause lower back pain and nerve pain that radiates down the leg. Learn the real causes and the most effective treatments supported by medical research.

Sciatic pain occurs when the nerve root in the lumbar spine is compressed (squeezed). The diagnosis is actually the cause of the nerve compression, such as a herniated disk — also known as a slipped …