Sciatica is nerve pain from irritation of the sciatic nerve. The sciatic nerve is the largest nerve in the body. Sciatica pain is typically felt from the low back to behind the thigh and radiating down below the knee. Treatments for sciatica depend on the underlying cause and the severity of the pain. The pain of sciatica is typically felt from the low back (lumbar area) to behind the thigh and can radiate down below the knee. The sciatic nerve is the largest nerve in the body and begins from nerve roots in the lumbar spinal cord in the low back and extends through the buttock area to send nerve endings down the lower limb. The pain of sciatica is sometimes referred to as sciatic nerve pain.
CAUSES OF SCIATICA
Causes of sciatica include irritation of the nerve from adjacent bone, tumors, muscle, internal bleeding, infections in or around the lumbar spine, injury, and other causes. Sometimes sciatica can occur because of irritation of the sciatic nerve during pregnancy.
RISK FACTORS FOR SCIATICA
Risk factors for sciatica include degenerative arthritis of the lumbar spine, lumbar disc disease, and slipped disc, and trauma or injury to the lumbar spine. Sciatica can be prevented to some extent by avoiding low back trauma injuries. Conditioning exercises, such as yoga. Here are some yogasanas to prevent or cure sciatica.