![]() What this pain shares in common is an injury to a nerve - an irritation, inflammation, pinching or compression of a nerve in your lower back. ![]() True injury to the sciatic nerve “sciatica” is actually rare, but the term “sciatica” is commonly used to describe any pain that originates in the lower back and radiates down the leg. The sciatic nerve then branches into other nerves, which continue down your leg and into your foot and toes. ![]() On each side of your body, one sciatic nerve runs through your hips, buttocks and down a leg, ending just below the knee. The five nerve roots come together to form a right and left sciatic nerve. It’s actually made up of five nerve roots: two from the lower back region called the lumbar spine and three from the final section of the spine called the sacrum. The sciatic nerve is the longest and thickest (almost finger-width) nerve in the body. Sciatica is nerve pain from an injury or irritation to the sciatic nerve, which originates in your buttock/gluteal area. True sciatica is an injury or irritation to the sciatic nerve, which starts in your buttock/gluteal area.
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