Sciatica back pain, causes and treatments: Physio: Sciatic nerve can cause leg and hip numbness

Sciatica refers to pain in the lower back, buttock or leg that is caused by irritation to the sciatic nerve.

Sciatica is a term often used to describe any type of lower back pain. In fact there are many causes of lower back pain, of which sciatica is just one. Sciatica refers to pain in the lower back, buttock or leg that is caused by irritation to the ...